140364640

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{179}}^1$

素因数の和:249

約数の個数: 144

約数和(自身を含む): 373539600

約数和(自身を除く): 233174960

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 29, 32, 40, 52, 58, 65, 80, 104, 116, 130, 145, 160, 169, 179, 208, 232, 260, 290, 338, 358, 377, 416, 464, 520, 580, 676, 716, 754, 845, 895, 928, 1040, 1160, 1352, 1432, 1508, 1690, 1790, 1885, 2080, 2320, 2327, 2704, 2864, 3016, 3380, 3580, 3770, 4640, 4654, 4901, 5191, 5408, 5728, 6032, 6760, 7160, 7540, 9308, 9802, 10382, 11635, 12064, 13520, 14320, 15080, 18616, 19604, 20764, 23270, 24505, 25955, 27040, 28640, 30160, 30251, 37232, 39208, 41528, 46540, 49010, 51910, 60320, 60502, 67483, 74464, 78416, 83056, 93080, 98020, 103820, 121004, 134966, 151255, 156832, 166112, 186160, 196040, 207640, 242008, 269932, 302510, 337415, 372320, 392080, 415280, 484016, 539864, 605020, 674830, 784160, 830560, 877279, 968032, 1079728, 1210040, 1349660, 1754558, 2159456, 2420080, 2699320, 3509116, 4386395, 4840160, 5398640, 7018232, 8772790, 10797280, 14036464, 17545580, 28072928, 35091160, 70182320, 140364640]

約数ペア:

[(1, 140364640), (2, 70182320), (4, 35091160), (5, 28072928), (8, 17545580), (10, 14036464), (13, 10797280), (16, 8772790), (20, 7018232), (26, 5398640), (29, 4840160), (32, 4386395), (40, 3509116), (52, 2699320), (58, 2420080), (65, 2159456), (80, 1754558), (104, 1349660), (116, 1210040), (130, 1079728), (145, 968032), (160, 877279), (169, 830560), (179, 784160), (208, 674830), (232, 605020), (260, 539864), (290, 484016), (338, 415280), (358, 392080), (377, 372320), (416, 337415), (464, 302510), (520, 269932), (580, 242008), (676, 207640), (716, 196040), (754, 186160), (845, 166112), (895, 156832), (928, 151255), (1040, 134966), (1160, 121004), (1352, 103820), (1432, 98020), (1508, 93080), (1690, 83056), (1790, 78416), (1885, 74464), (2080, 67483), (2320, 60502), (2327, 60320), (2704, 51910), (2864, 49010), (3016, 46540), (3380, 41528), (3580, 39208), (3770, 37232), (4640, 30251), (4654, 30160), (4901, 28640), (5191, 27040), (5408, 25955), (5728, 24505), (6032, 23270), (6760, 20764), (7160, 19604), (7540, 18616), (9308, 15080), (9802, 14320), (10382, 13520), (11635, 12064)]