51751440

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1$

素因数の和:151

約数の個数: 320

約数和(自身を含む): 204153600

約数和(自身を除く): 152402160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 19, 20, 24, 26, 27, 30, 36, 38, 39, 40, 45, 48, 52, 54, 57, 60, 65, 72, 76, 78, 80, 90, 95, 97, 104, 108, 114, 117, 120, 130, 135, 144, 152, 156, 171, 180, 190, 194, 195, 208, 216, 228, 234, 240, 247, 260, 270, 285, 291, 304, 312, 342, 351, 360, 380, 388, 390, 432, 456, 468, 485, 494, 513, 520, 540, 570, 582, 585, 624, 684, 702, 720, 741, 760, 776, 780, 855, 873, 912, 936, 970, 988, 1026, 1040, 1080, 1140, 1164, 1170, 1235, 1261, 1368, 1404, 1455, 1482, 1520, 1552, 1560, 1710, 1746, 1755, 1843, 1872, 1940, 1976, 2052, 2160, 2223, 2280, 2328, 2340, 2470, 2522, 2565, 2619, 2736, 2808, 2910, 2964, 3120, 3420, 3492, 3510, 3686, 3705, 3783, 3880, 3952, 4104, 4365, 4446, 4560, 4656, 4680, 4940, 5044, 5130, 5238, 5529, 5616, 5820, 5928, 6305, 6669, 6840, 6984, 7020, 7372, 7410, 7566, 7760, 8208, 8730, 8892, 9215, 9360, 9880, 10088, 10260, 10476, 11058, 11115, 11349, 11640, 11856, 12610, 13095, 13338, 13680, 13968, 14040, 14744, 14820, 15132, 16587, 17460, 17784, 18430, 18915, 19760, 20176, 20520, 20952, 22116, 22230, 22698, 23280, 23959, 25220, 26190, 26676, 27645, 28080, 29488, 29640, 30264, 33174, 33345, 34047, 34920, 35568, 36860, 37830, 41040, 41904, 44232, 44460, 45396, 47918, 49761, 50440, 52380, 53352, 55290, 56745, 59280, 60528, 66348, 66690, 68094, 69840, 71877, 73720, 75660, 82935, 88464, 88920, 90792, 95836, 99522, 100880, 104760, 106704, 110580, 113490, 119795, 132696, 133380, 136188, 143754, 147440, 151320, 165870, 170235, 177840, 181584, 191672, 199044, 209520, 215631, 221160, 226980, 239590, 248805, 265392, 266760, 272376, 287508, 302640, 331740, 340470, 359385, 383344, 398088, 431262, 442320, 453960, 479180, 497610, 533520, 544752, 575016, 646893, 663480, 680940, 718770, 796176, 862524, 907920, 958360, 995220, 1078155, 1150032, 1293786, 1326960, 1361880, 1437540, 1725048, 1916720, 1990440, 2156310, 2587572, 2723760, 2875080, 3234465, 3450096, 3980880, 4312620, 5175144, 5750160, 6468930, 8625240, 10350288, 12937860, 17250480, 25875720, 51751440]

約数ペア:

[(1, 51751440), (2, 25875720), (3, 17250480), (4, 12937860), (5, 10350288), (6, 8625240), (8, 6468930), (9, 5750160), (10, 5175144), (12, 4312620), (13, 3980880), (15, 3450096), (16, 3234465), (18, 2875080), (19, 2723760), (20, 2587572), (24, 2156310), (26, 1990440), (27, 1916720), (30, 1725048), (36, 1437540), (38, 1361880), (39, 1326960), (40, 1293786), (45, 1150032), (48, 1078155), (52, 995220), (54, 958360), (57, 907920), (60, 862524), (65, 796176), (72, 718770), (76, 680940), (78, 663480), (80, 646893), (90, 575016), (95, 544752), (97, 533520), (104, 497610), (108, 479180), (114, 453960), (117, 442320), (120, 431262), (130, 398088), (135, 383344), (144, 359385), (152, 340470), (156, 331740), (171, 302640), (180, 287508), (190, 272376), (194, 266760), (195, 265392), (208, 248805), (216, 239590), (228, 226980), (234, 221160), (240, 215631), (247, 209520), (260, 199044), (270, 191672), (285, 181584), (291, 177840), (304, 170235), (312, 165870), (342, 151320), (351, 147440), (360, 143754), (380, 136188), (388, 133380), (390, 132696), (432, 119795), (456, 113490), (468, 110580), (485, 106704), (494, 104760), (513, 100880), (520, 99522), (540, 95836), (570, 90792), (582, 88920), (585, 88464), (624, 82935), (684, 75660), (702, 73720), (720, 71877), (741, 69840), (760, 68094), (776, 66690), (780, 66348), (855, 60528), (873, 59280), (912, 56745), (936, 55290), (970, 53352), (988, 52380), (1026, 50440), (1040, 49761), (1080, 47918), (1140, 45396), (1164, 44460), (1170, 44232), (1235, 41904), (1261, 41040), (1368, 37830), (1404, 36860), (1455, 35568), (1482, 34920), (1520, 34047), (1552, 33345), (1560, 33174), (1710, 30264), (1746, 29640), (1755, 29488), (1843, 28080), (1872, 27645), (1940, 26676), (1976, 26190), (2052, 25220), (2160, 23959), (2223, 23280), (2280, 22698), (2328, 22230), (2340, 22116), (2470, 20952), (2522, 20520), (2565, 20176), (2619, 19760), (2736, 18915), (2808, 18430), (2910, 17784), (2964, 17460), (3120, 16587), (3420, 15132), (3492, 14820), (3510, 14744), (3686, 14040), (3705, 13968), (3783, 13680), (3880, 13338), (3952, 13095), (4104, 12610), (4365, 11856), (4446, 11640), (4560, 11349), (4656, 11115), (4680, 11058), (4940, 10476), (5044, 10260), (5130, 10088), (5238, 9880), (5529, 9360), (5616, 9215), (5820, 8892), (5928, 8730), (6305, 8208), (6669, 7760), (6840, 7566), (6984, 7410), (7020, 7372)]