638729280

素因数分解:

$2^6\times 3^3\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{179}}^1$

素因数の和:271

約数の個数: 448

約数和(自身を含む): 2633472000

約数和(自身を除く): 1994742720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 59, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 108, 112, 118, 120, 126, 135, 140, 144, 160, 168, 177, 179, 180, 189, 192, 210, 216, 224, 236, 240, 252, 270, 280, 288, 295, 315, 320, 336, 354, 358, 360, 378, 413, 420, 432, 448, 472, 480, 504, 531, 537, 540, 560, 576, 590, 630, 672, 708, 716, 720, 756, 826, 840, 864, 885, 895, 944, 945, 960, 1008, 1062, 1074, 1080, 1120, 1180, 1239, 1253, 1260, 1344, 1416, 1432, 1440, 1512, 1593, 1611, 1652, 1680, 1728, 1770, 1790, 1888, 1890, 2016, 2065, 2124, 2148, 2160, 2240, 2360, 2478, 2506, 2520, 2655, 2685, 2832, 2864, 2880, 3024, 3186, 3222, 3304, 3360, 3540, 3580, 3717, 3759, 3776, 3780, 4032, 4130, 4248, 4296, 4320, 4720, 4833, 4956, 5012, 5040, 5310, 5370, 5664, 5728, 6048, 6195, 6265, 6372, 6444, 6608, 6720, 7080, 7160, 7434, 7518, 7560, 7965, 8055, 8260, 8496, 8592, 8640, 9440, 9666, 9912, 10024, 10080, 10561, 10620, 10740, 11151, 11277, 11328, 11456, 12096, 12390, 12530, 12744, 12888, 13216, 14160, 14320, 14868, 15036, 15120, 15930, 16110, 16520, 16992, 17184, 18585, 18795, 18880, 19332, 19824, 20048, 20160, 21122, 21240, 21480, 22302, 22554, 24165, 24780, 25060, 25488, 25776, 26432, 28320, 28640, 29736, 30072, 30240, 31683, 31860, 32220, 33040, 33831, 33984, 34368, 37170, 37590, 38664, 39648, 40096, 42244, 42480, 42960, 44604, 45108, 48330, 49560, 50120, 50976, 51552, 52805, 55755, 56385, 56640, 57280, 59472, 60144, 60480, 63366, 63720, 64440, 66080, 67662, 73927, 74340, 75180, 77328, 79296, 80192, 84488, 84960, 85920, 89208, 90216, 95049, 96660, 99120, 100240, 101952, 103104, 105610, 111510, 112770, 118944, 120288, 126732, 127440, 128880, 132160, 135324, 147854, 148680, 150360, 154656, 158415, 168976, 169155, 169920, 171840, 178416, 180432, 190098, 193320, 198240, 200480, 211220, 221781, 223020, 225540, 237888, 240576, 253464, 254880, 257760, 270648, 285147, 295708, 297360, 300720, 309312, 316830, 337952, 338310, 356832, 360864, 369635, 380196, 386640, 396480, 400960, 422440, 443562, 446040, 451080, 475245, 506928, 509760, 515520, 541296, 570294, 591416, 594720, 601440, 633660, 665343, 675904, 676620, 713664, 721728, 739270, 760392, 773280, 844880, 887124, 892080, 902160, 950490, 1013856, 1082592, 1108905, 1140588, 1182832, 1189440, 1202880, 1267320, 1330686, 1353240, 1425735, 1478540, 1520784, 1546560, 1689760, 1774248, 1784160, 1804320, 1900980, 1996029, 2027712, 2165184, 2217810, 2281176, 2365664, 2534640, 2661372, 2706480, 2851470, 2957080, 3041568, 3326715, 3379520, 3548496, 3568320, 3608640, 3801960, 3992058, 4435620, 4562352, 4731328, 5069280, 5322744, 5412960, 5702940, 5914160, 6083136, 6653430, 7096992, 7603920, 7984116, 8871240, 9124704, 9980145, 10138560, 10645488, 10825920, 11405880, 11828320, 13306860, 14193984, 15207840, 15968232, 17742480, 18249408, 19960290, 21290976, 22811760, 23656640, 26613720, 30415680, 31936464, 35484960, 39920580, 42581952, 45623520, 53227440, 63872928, 70969920, 79841160, 91247040, 106454880, 127745856, 159682320, 212909760, 319364640, 638729280]

約数ペア:

[(1, 638729280), (2, 319364640), (3, 212909760), (4, 159682320), (5, 127745856), (6, 106454880), (7, 91247040), (8, 79841160), (9, 70969920), (10, 63872928), (12, 53227440), (14, 45623520), (15, 42581952), (16, 39920580), (18, 35484960), (20, 31936464), (21, 30415680), (24, 26613720), (27, 23656640), (28, 22811760), (30, 21290976), (32, 19960290), (35, 18249408), (36, 17742480), (40, 15968232), (42, 15207840), (45, 14193984), (48, 13306860), (54, 11828320), (56, 11405880), (59, 10825920), (60, 10645488), (63, 10138560), (64, 9980145), (70, 9124704), (72, 8871240), (80, 7984116), (84, 7603920), (90, 7096992), (96, 6653430), (105, 6083136), (108, 5914160), (112, 5702940), (118, 5412960), (120, 5322744), (126, 5069280), (135, 4731328), (140, 4562352), (144, 4435620), (160, 3992058), (168, 3801960), (177, 3608640), (179, 3568320), (180, 3548496), (189, 3379520), (192, 3326715), (210, 3041568), (216, 2957080), (224, 2851470), (236, 2706480), (240, 2661372), (252, 2534640), (270, 2365664), (280, 2281176), (288, 2217810), (295, 2165184), (315, 2027712), (320, 1996029), (336, 1900980), (354, 1804320), (358, 1784160), (360, 1774248), (378, 1689760), (413, 1546560), (420, 1520784), (432, 1478540), (448, 1425735), (472, 1353240), (480, 1330686), (504, 1267320), (531, 1202880), (537, 1189440), (540, 1182832), (560, 1140588), (576, 1108905), (590, 1082592), (630, 1013856), (672, 950490), (708, 902160), (716, 892080), (720, 887124), (756, 844880), (826, 773280), (840, 760392), (864, 739270), (885, 721728), (895, 713664), (944, 676620), (945, 675904), (960, 665343), (1008, 633660), (1062, 601440), (1074, 594720), (1080, 591416), (1120, 570294), (1180, 541296), (1239, 515520), (1253, 509760), (1260, 506928), (1344, 475245), (1416, 451080), (1432, 446040), (1440, 443562), (1512, 422440), (1593, 400960), (1611, 396480), (1652, 386640), (1680, 380196), (1728, 369635), (1770, 360864), (1790, 356832), (1888, 338310), (1890, 337952), (2016, 316830), (2065, 309312), (2124, 300720), (2148, 297360), (2160, 295708), (2240, 285147), (2360, 270648), (2478, 257760), (2506, 254880), (2520, 253464), (2655, 240576), (2685, 237888), (2832, 225540), (2864, 223020), (2880, 221781), (3024, 211220), (3186, 200480), (3222, 198240), (3304, 193320), (3360, 190098), (3540, 180432), (3580, 178416), (3717, 171840), (3759, 169920), (3776, 169155), (3780, 168976), (4032, 158415), (4130, 154656), (4248, 150360), (4296, 148680), (4320, 147854), (4720, 135324), (4833, 132160), (4956, 128880), (5012, 127440), (5040, 126732), (5310, 120288), (5370, 118944), (5664, 112770), (5728, 111510), (6048, 105610), (6195, 103104), (6265, 101952), (6372, 100240), (6444, 99120), (6608, 96660), (6720, 95049), (7080, 90216), (7160, 89208), (7434, 85920), (7518, 84960), (7560, 84488), (7965, 80192), (8055, 79296), (8260, 77328), (8496, 75180), (8592, 74340), (8640, 73927), (9440, 67662), (9666, 66080), (9912, 64440), (10024, 63720), (10080, 63366), (10561, 60480), (10620, 60144), (10740, 59472), (11151, 57280), (11277, 56640), (11328, 56385), (11456, 55755), (12096, 52805), (12390, 51552), (12530, 50976), (12744, 50120), (12888, 49560), (13216, 48330), (14160, 45108), (14320, 44604), (14868, 42960), (15036, 42480), (15120, 42244), (15930, 40096), (16110, 39648), (16520, 38664), (16992, 37590), (17184, 37170), (18585, 34368), (18795, 33984), (18880, 33831), (19332, 33040), (19824, 32220), (20048, 31860), (20160, 31683), (21122, 30240), (21240, 30072), (21480, 29736), (22302, 28640), (22554, 28320), (24165, 26432), (24780, 25776), (25060, 25488)]