1520768040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{457}}^1\times {\mathrm{2521}}^1$

素因数の和:3003

約数の個数: 128

約数和(自身を含む): 4989928320

約数和(自身を除く): 3469160280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 457, 660, 914, 1320, 1371, 1828, 2285, 2521, 2742, 3656, 4570, 5027, 5042, 5484, 6855, 7563, 9140, 10054, 10084, 10968, 12605, 13710, 15081, 15126, 18280, 20108, 20168, 25135, 25210, 27420, 27731, 30162, 30252, 37815, 40216, 50270, 50420, 54840, 55462, 60324, 60504, 75405, 75630, 83193, 100540, 100840, 110924, 120648, 138655, 150810, 151260, 166386, 201080, 221848, 277310, 301620, 302520, 332772, 415965, 554620, 603240, 665544, 831930, 1109240, 1152097, 1663860, 2304194, 3327720, 3456291, 4608388, 5760485, 6912582, 9216776, 11520970, 12673067, 13825164, 17281455, 23041940, 25346134, 27650328, 34562910, 38019201, 46083880, 50692268, 63365335, 69125820, 76038402, 101384536, 126730670, 138251640, 152076804, 190096005, 253461340, 304153608, 380192010, 506922680, 760384020, 1520768040]

約数ペア:

[(1, 1520768040), (2, 760384020), (3, 506922680), (4, 380192010), (5, 304153608), (6, 253461340), (8, 190096005), (10, 152076804), (11, 138251640), (12, 126730670), (15, 101384536), (20, 76038402), (22, 69125820), (24, 63365335), (30, 50692268), (33, 46083880), (40, 38019201), (44, 34562910), (55, 27650328), (60, 25346134), (66, 23041940), (88, 17281455), (110, 13825164), (120, 12673067), (132, 11520970), (165, 9216776), (220, 6912582), (264, 5760485), (330, 4608388), (440, 3456291), (457, 3327720), (660, 2304194), (914, 1663860), (1320, 1152097), (1371, 1109240), (1828, 831930), (2285, 665544), (2521, 603240), (2742, 554620), (3656, 415965), (4570, 332772), (5027, 302520), (5042, 301620), (5484, 277310), (6855, 221848), (7563, 201080), (9140, 166386), (10054, 151260), (10084, 150810), (10968, 138655), (12605, 120648), (13710, 110924), (15081, 100840), (15126, 100540), (18280, 83193), (20108, 75630), (20168, 75405), (25135, 60504), (25210, 60324), (27420, 55462), (27731, 54840), (30162, 50420), (30252, 50270), (37815, 40216)]