68221920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{29}}^2$

素因数の和:102

約数の個数: 216

約数和(自身を含む): 241002216

約数和(自身を除く): 172780296

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 29, 30, 32, 39, 40, 48, 52, 58, 60, 65, 78, 80, 87, 96, 104, 116, 120, 130, 145, 156, 160, 169, 174, 195, 208, 232, 240, 260, 290, 312, 338, 348, 377, 390, 416, 435, 464, 480, 507, 520, 580, 624, 676, 696, 754, 780, 841, 845, 870, 928, 1014, 1040, 1131, 1160, 1248, 1352, 1392, 1508, 1560, 1682, 1690, 1740, 1885, 2028, 2080, 2262, 2320, 2523, 2535, 2704, 2784, 3016, 3120, 3364, 3380, 3480, 3770, 4056, 4205, 4524, 4640, 4901, 5046, 5070, 5408, 5655, 6032, 6240, 6728, 6760, 6960, 7540, 8112, 8410, 9048, 9802, 10092, 10140, 10933, 11310, 12064, 12615, 13456, 13520, 13920, 14703, 15080, 16224, 16820, 18096, 19604, 20184, 20280, 21866, 22620, 24505, 25230, 26912, 27040, 29406, 30160, 32799, 33640, 36192, 39208, 40368, 40560, 43732, 45240, 49010, 50460, 54665, 58812, 60320, 65598, 67280, 73515, 78416, 80736, 81120, 87464, 90480, 98020, 100920, 109330, 117624, 131196, 134560, 142129, 147030, 156832, 163995, 174928, 180960, 196040, 201840, 218660, 235248, 262392, 284258, 294060, 327990, 349856, 392080, 403680, 426387, 437320, 470496, 524784, 568516, 588120, 655980, 710645, 784160, 852774, 874640, 1049568, 1137032, 1176240, 1311960, 1421290, 1705548, 1749280, 2131935, 2274064, 2352480, 2623920, 2842580, 3411096, 4263870, 4548128, 5247840, 5685160, 6822192, 8527740, 11370320, 13644384, 17055480, 22740640, 34110960, 68221920]

約数ペア:

[(1, 68221920), (2, 34110960), (3, 22740640), (4, 17055480), (5, 13644384), (6, 11370320), (8, 8527740), (10, 6822192), (12, 5685160), (13, 5247840), (15, 4548128), (16, 4263870), (20, 3411096), (24, 2842580), (26, 2623920), (29, 2352480), (30, 2274064), (32, 2131935), (39, 1749280), (40, 1705548), (48, 1421290), (52, 1311960), (58, 1176240), (60, 1137032), (65, 1049568), (78, 874640), (80, 852774), (87, 784160), (96, 710645), (104, 655980), (116, 588120), (120, 568516), (130, 524784), (145, 470496), (156, 437320), (160, 426387), (169, 403680), (174, 392080), (195, 349856), (208, 327990), (232, 294060), (240, 284258), (260, 262392), (290, 235248), (312, 218660), (338, 201840), (348, 196040), (377, 180960), (390, 174928), (416, 163995), (435, 156832), (464, 147030), (480, 142129), (507, 134560), (520, 131196), (580, 117624), (624, 109330), (676, 100920), (696, 98020), (754, 90480), (780, 87464), (841, 81120), (845, 80736), (870, 78416), (928, 73515), (1014, 67280), (1040, 65598), (1131, 60320), (1160, 58812), (1248, 54665), (1352, 50460), (1392, 49010), (1508, 45240), (1560, 43732), (1682, 40560), (1690, 40368), (1740, 39208), (1885, 36192), (2028, 33640), (2080, 32799), (2262, 30160), (2320, 29406), (2523, 27040), (2535, 26912), (2704, 25230), (2784, 24505), (3016, 22620), (3120, 21866), (3364, 20280), (3380, 20184), (3480, 19604), (3770, 18096), (4056, 16820), (4205, 16224), (4524, 15080), (4640, 14703), (4901, 13920), (5046, 13520), (5070, 13456), (5408, 12615), (5655, 12064), (6032, 11310), (6240, 10933), (6728, 10140), (6760, 10092), (6960, 9802), (7540, 9048), (8112, 8410)]