1561281120

素因数分解:

$2^5\times 3^2\times 5^1\times 7^3\times {\mathrm{29}}^1\times {\mathrm{109}}^1$

素因数の和:180

約数の個数: 576

約数和(自身を含む): 6486480000

約数和(自身を除く): 4925198880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 29, 30, 32, 35, 36, 40, 42, 45, 48, 49, 56, 58, 60, 63, 70, 72, 80, 84, 87, 90, 96, 98, 105, 109, 112, 116, 120, 126, 140, 144, 145, 147, 160, 168, 174, 180, 196, 203, 210, 218, 224, 232, 240, 245, 252, 261, 280, 288, 290, 294, 315, 327, 336, 343, 348, 360, 392, 406, 420, 435, 436, 441, 464, 480, 490, 504, 522, 545, 560, 580, 588, 609, 630, 654, 672, 686, 696, 720, 735, 763, 784, 812, 840, 870, 872, 882, 928, 980, 981, 1008, 1015, 1029, 1044, 1090, 1120, 1160, 1176, 1218, 1260, 1305, 1308, 1372, 1392, 1421, 1440, 1470, 1526, 1568, 1624, 1635, 1680, 1715, 1740, 1744, 1764, 1827, 1960, 1962, 2016, 2030, 2058, 2088, 2180, 2205, 2289, 2320, 2352, 2436, 2520, 2610, 2616, 2744, 2784, 2842, 2940, 3045, 3052, 3087, 3161, 3248, 3270, 3360, 3430, 3480, 3488, 3528, 3654, 3815, 3920, 3924, 4060, 4116, 4176, 4263, 4360, 4410, 4578, 4640, 4704, 4872, 4905, 5040, 5145, 5220, 5232, 5341, 5488, 5684, 5880, 6090, 6104, 6174, 6322, 6496, 6540, 6860, 6867, 6960, 7056, 7105, 7308, 7630, 7840, 7848, 8120, 8232, 8352, 8526, 8720, 8820, 9135, 9156, 9483, 9744, 9810, 9947, 10080, 10290, 10440, 10464, 10682, 10976, 11368, 11445, 11760, 12180, 12208, 12348, 12644, 12789, 13080, 13720, 13734, 13920, 14112, 14210, 14616, 15260, 15435, 15696, 15805, 16023, 16240, 16464, 17052, 17440, 17640, 18270, 18312, 18966, 19488, 19620, 19894, 20580, 20880, 21315, 21364, 22127, 22736, 22890, 23520, 24360, 24416, 24696, 25288, 25578, 26160, 26705, 27440, 27468, 28420, 28449, 29232, 29841, 30520, 30870, 31392, 31610, 32046, 32480, 32928, 34104, 34335, 35280, 36540, 36624, 37387, 37932, 39240, 39788, 41160, 41760, 42630, 42728, 44254, 45472, 45780, 47415, 48069, 48720, 49392, 49735, 50576, 51156, 52320, 53410, 54880, 54936, 56840, 56898, 58464, 59682, 61040, 61740, 63220, 63945, 64092, 66381, 68208, 68670, 70560, 73080, 73248, 74774, 75864, 78480, 79576, 80115, 82320, 85260, 85456, 88508, 89523, 91560, 94830, 96138, 97440, 98784, 99470, 101152, 102312, 106820, 109872, 110635, 112161, 113680, 113796, 119364, 122080, 123480, 126440, 127890, 128184, 132762, 136416, 137340, 142245, 146160, 149205, 149548, 151728, 154889, 156960, 159152, 160230, 164640, 170520, 170912, 177016, 179046, 183120, 186935, 189660, 192276, 198940, 199143, 204624, 213640, 219744, 221270, 224322, 227360, 227592, 238728, 240345, 246960, 252880, 255780, 256368, 265524, 274680, 284490, 292320, 298410, 299096, 303456, 309778, 318304, 320460, 331905, 336483, 341040, 354032, 358092, 366240, 373870, 379320, 384552, 397880, 398286, 409248, 427280, 442540, 447615, 448644, 455184, 464667, 477456, 480690, 493920, 505760, 511560, 512736, 531048, 549360, 560805, 568980, 596820, 598192, 619556, 640920, 663810, 672966, 682080, 708064, 716184, 747740, 758640, 769104, 774445, 795760, 796572, 854560, 885080, 895230, 897288, 910368, 929334, 954912, 961380, 995715, 1023120, 1062096, 1084223, 1098720, 1121610, 1137960, 1193640, 1196384, 1239112, 1281840, 1327620, 1345932, 1394001, 1432368, 1495480, 1517280, 1538208, 1548890, 1591520, 1593144, 1682415, 1770160, 1790460, 1794576, 1858668, 1922760, 1991430, 2046240, 2124192, 2168446, 2243220, 2275920, 2323335, 2387280, 2478224, 2563680, 2655240, 2691864, 2788002, 2864736, 2990960, 3097780, 3186288, 3252669, 3364830, 3540320, 3580920, 3589152, 3717336, 3845520, 3982860, 4336892, 4486440, 4551840, 4646670, 4774560, 4956448, 5310480, 5383728, 5421115, 5576004, 5981920, 6195560, 6372576, 6505338, 6729660, 6970005, 7161840, 7434672, 7691040, 7965720, 8673784, 8972880, 9293340, 9758007, 10620960, 10767456, 10842230, 11152008, 12391120, 13010676, 13459320, 13940010, 14323680, 14869344, 15931440, 16263345, 17347568, 17945760, 18586680, 19516014, 21684460, 22304016, 24782240, 26021352, 26918640, 27880020, 31862880, 32526690, 34695136, 37173360, 39032028, 43368920, 44608032, 48790035, 52042704, 53837280, 55760040, 65053380, 74346720, 78064056, 86737840, 97580070, 104085408, 111520080, 130106760, 156128112, 173475680, 195160140, 223040160, 260213520, 312256224, 390320280, 520427040, 780640560, 1561281120]

約数ペア:

[(1, 1561281120), (2, 780640560), (3, 520427040), (4, 390320280), (5, 312256224), (6, 260213520), (7, 223040160), (8, 195160140), (9, 173475680), (10, 156128112), (12, 130106760), (14, 111520080), (15, 104085408), (16, 97580070), (18, 86737840), (20, 78064056), (21, 74346720), (24, 65053380), (28, 55760040), (29, 53837280), (30, 52042704), (32, 48790035), (35, 44608032), (36, 43368920), (40, 39032028), (42, 37173360), (45, 34695136), (48, 32526690), (49, 31862880), (56, 27880020), (58, 26918640), (60, 26021352), (63, 24782240), (70, 22304016), (72, 21684460), (80, 19516014), (84, 18586680), (87, 17945760), (90, 17347568), (96, 16263345), (98, 15931440), (105, 14869344), (109, 14323680), (112, 13940010), (116, 13459320), (120, 13010676), (126, 12391120), (140, 11152008), (144, 10842230), (145, 10767456), (147, 10620960), (160, 9758007), (168, 9293340), (174, 8972880), (180, 8673784), (196, 7965720), (203, 7691040), (210, 7434672), (218, 7161840), (224, 6970005), (232, 6729660), (240, 6505338), (245, 6372576), (252, 6195560), (261, 5981920), (280, 5576004), (288, 5421115), (290, 5383728), (294, 5310480), (315, 4956448), (327, 4774560), (336, 4646670), (343, 4551840), (348, 4486440), (360, 4336892), (392, 3982860), (406, 3845520), (420, 3717336), (435, 3589152), (436, 3580920), (441, 3540320), (464, 3364830), (480, 3252669), (490, 3186288), (504, 3097780), (522, 2990960), (545, 2864736), (560, 2788002), (580, 2691864), (588, 2655240), (609, 2563680), (630, 2478224), (654, 2387280), (672, 2323335), (686, 2275920), (696, 2243220), (720, 2168446), (735, 2124192), (763, 2046240), (784, 1991430), (812, 1922760), (840, 1858668), (870, 1794576), (872, 1790460), (882, 1770160), (928, 1682415), (980, 1593144), (981, 1591520), (1008, 1548890), (1015, 1538208), (1029, 1517280), (1044, 1495480), (1090, 1432368), (1120, 1394001), (1160, 1345932), (1176, 1327620), (1218, 1281840), (1260, 1239112), (1305, 1196384), (1308, 1193640), (1372, 1137960), (1392, 1121610), (1421, 1098720), (1440, 1084223), (1470, 1062096), (1526, 1023120), (1568, 995715), (1624, 961380), (1635, 954912), (1680, 929334), (1715, 910368), (1740, 897288), (1744, 895230), (1764, 885080), (1827, 854560), (1960, 796572), (1962, 795760), (2016, 774445), (2030, 769104), (2058, 758640), (2088, 747740), (2180, 716184), (2205, 708064), (2289, 682080), (2320, 672966), (2352, 663810), (2436, 640920), (2520, 619556), (2610, 598192), (2616, 596820), (2744, 568980), (2784, 560805), (2842, 549360), (2940, 531048), (3045, 512736), (3052, 511560), (3087, 505760), (3161, 493920), (3248, 480690), (3270, 477456), (3360, 464667), (3430, 455184), (3480, 448644), (3488, 447615), (3528, 442540), (3654, 427280), (3815, 409248), (3920, 398286), (3924, 397880), (4060, 384552), (4116, 379320), (4176, 373870), (4263, 366240), (4360, 358092), (4410, 354032), (4578, 341040), (4640, 336483), (4704, 331905), (4872, 320460), (4905, 318304), (5040, 309778), (5145, 303456), (5220, 299096), (5232, 298410), (5341, 292320), (5488, 284490), (5684, 274680), (5880, 265524), (6090, 256368), (6104, 255780), (6174, 252880), (6322, 246960), (6496, 240345), (6540, 238728), (6860, 227592), (6867, 227360), (6960, 224322), (7056, 221270), (7105, 219744), (7308, 213640), (7630, 204624), (7840, 199143), (7848, 198940), (8120, 192276), (8232, 189660), (8352, 186935), (8526, 183120), (8720, 179046), (8820, 177016), (9135, 170912), (9156, 170520), (9483, 164640), (9744, 160230), (9810, 159152), (9947, 156960), (10080, 154889), (10290, 151728), (10440, 149548), (10464, 149205), (10682, 146160), (10976, 142245), (11368, 137340), (11445, 136416), (11760, 132762), (12180, 128184), (12208, 127890), (12348, 126440), (12644, 123480), (12789, 122080), (13080, 119364), (13720, 113796), (13734, 113680), (13920, 112161), (14112, 110635), (14210, 109872), (14616, 106820), (15260, 102312), (15435, 101152), (15696, 99470), (15805, 98784), (16023, 97440), (16240, 96138), (16464, 94830), (17052, 91560), (17440, 89523), (17640, 88508), (18270, 85456), (18312, 85260), (18966, 82320), (19488, 80115), (19620, 79576), (19894, 78480), (20580, 75864), (20880, 74774), (21315, 73248), (21364, 73080), (22127, 70560), (22736, 68670), (22890, 68208), (23520, 66381), (24360, 64092), (24416, 63945), (24696, 63220), (25288, 61740), (25578, 61040), (26160, 59682), (26705, 58464), (27440, 56898), (27468, 56840), (28420, 54936), (28449, 54880), (29232, 53410), (29841, 52320), (30520, 51156), (30870, 50576), (31392, 49735), (31610, 49392), (32046, 48720), (32480, 48069), (32928, 47415), (34104, 45780), (34335, 45472), (35280, 44254), (36540, 42728), (36624, 42630), (37387, 41760), (37932, 41160), (39240, 39788)]