2521723360

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^2\times {\mathrm{179}}^1\times {\mathrm{521}}^1$

素因数の和:741

約数の個数: 144

約数和(自身を含む): 6499589040

約数和(自身を除く): 3977865680

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 169, 179, 208, 260, 338, 358, 416, 520, 521, 676, 716, 845, 895, 1040, 1042, 1352, 1432, 1690, 1790, 2080, 2084, 2327, 2605, 2704, 2864, 3380, 3580, 4168, 4654, 5210, 5408, 5728, 6760, 6773, 7160, 8336, 9308, 10420, 11635, 13520, 13546, 14320, 16672, 18616, 20840, 23270, 27040, 27092, 28640, 30251, 33865, 37232, 41680, 46540, 54184, 60502, 67730, 74464, 83360, 88049, 93080, 93259, 108368, 121004, 135460, 151255, 176098, 186160, 186518, 216736, 242008, 270920, 302510, 352196, 372320, 373036, 440245, 466295, 484016, 541840, 605020, 704392, 746072, 880490, 932590, 968032, 1083680, 1210040, 1212367, 1408784, 1492144, 1760980, 1865180, 2420080, 2424734, 2817568, 2984288, 3521960, 3730360, 4840160, 4849468, 6061835, 7043920, 7460720, 9698936, 12123670, 14087840, 14921440, 15760771, 19397872, 24247340, 31521542, 38795744, 48494680, 63043084, 78803855, 96989360, 126086168, 157607710, 193978720, 252172336, 315215420, 504344672, 630430840, 1260861680, 2521723360]

約数ペア:

[(1, 2521723360), (2, 1260861680), (4, 630430840), (5, 504344672), (8, 315215420), (10, 252172336), (13, 193978720), (16, 157607710), (20, 126086168), (26, 96989360), (32, 78803855), (40, 63043084), (52, 48494680), (65, 38795744), (80, 31521542), (104, 24247340), (130, 19397872), (160, 15760771), (169, 14921440), (179, 14087840), (208, 12123670), (260, 9698936), (338, 7460720), (358, 7043920), (416, 6061835), (520, 4849468), (521, 4840160), (676, 3730360), (716, 3521960), (845, 2984288), (895, 2817568), (1040, 2424734), (1042, 2420080), (1352, 1865180), (1432, 1760980), (1690, 1492144), (1790, 1408784), (2080, 1212367), (2084, 1210040), (2327, 1083680), (2605, 968032), (2704, 932590), (2864, 880490), (3380, 746072), (3580, 704392), (4168, 605020), (4654, 541840), (5210, 484016), (5408, 466295), (5728, 440245), (6760, 373036), (6773, 372320), (7160, 352196), (8336, 302510), (9308, 270920), (10420, 242008), (11635, 216736), (13520, 186518), (13546, 186160), (14320, 176098), (16672, 151255), (18616, 135460), (20840, 121004), (23270, 108368), (27040, 93259), (27092, 93080), (28640, 88049), (30251, 83360), (33865, 74464), (37232, 67730), (41680, 60502), (46540, 54184)]