18774796920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{503}}^1\times {\mathrm{28277}}^1$

素因数の和:28805

約数の個数: 128

約数和(自身を含む): 61569123840

約数和(自身を除く): 42794326920

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, 503, 660, 1006, 1320, 1509, 2012, 2515, 3018, 4024, 5030, 5533, 6036, 7545, 10060, 11066, 12072, 15090, 16599, 20120, 22132, 27665, 28277, 30180, 33198, 44264, 55330, 56554, 60360, 66396, 82995, 84831, 110660, 113108, 132792, 141385, 165990, 169662, 221320, 226216, 282770, 311047, 331980, 339324, 424155, 565540, 622094, 663960, 678648, 848310, 933141, 1131080, 1244188, 1555235, 1696620, 1866282, 2488376, 3110470, 3393240, 3732564, 4665705, 6220940, 7465128, 9331410, 12441880, 14223331, 18662820, 28446662, 37325640, 42669993, 56893324, 71116655, 85339986, 113786648, 142233310, 156456641, 170679972, 213349965, 284466620, 312913282, 341359944, 426699930, 469369923, 568933240, 625826564, 782283205, 853399860, 938739846, 1251653128, 1564566410, 1706799720, 1877479692, 2346849615, 3129132820, 3754959384, 4693699230, 6258265640, 9387398460, 18774796920]

約数ペア:

[(1, 18774796920), (2, 9387398460), (3, 6258265640), (4, 4693699230), (5, 3754959384), (6, 3129132820), (8, 2346849615), (10, 1877479692), (11, 1706799720), (12, 1564566410), (15, 1251653128), (20, 938739846), (22, 853399860), (24, 782283205), (30, 625826564), (33, 568933240), (40, 469369923), (44, 426699930), (55, 341359944), (60, 312913282), (66, 284466620), (88, 213349965), (110, 170679972), (120, 156456641), (132, 142233310), (165, 113786648), (220, 85339986), (264, 71116655), (330, 56893324), (440, 42669993), (503, 37325640), (660, 28446662), (1006, 18662820), (1320, 14223331), (1509, 12441880), (2012, 9331410), (2515, 7465128), (3018, 6220940), (4024, 4665705), (5030, 3732564), (5533, 3393240), (6036, 3110470), (7545, 2488376), (10060, 1866282), (11066, 1696620), (12072, 1555235), (15090, 1244188), (16599, 1131080), (20120, 933141), (22132, 848310), (27665, 678648), (28277, 663960), (30180, 622094), (33198, 565540), (44264, 424155), (55330, 339324), (56554, 331980), (60360, 311047), (66396, 282770), (82995, 226216), (84831, 221320), (110660, 169662), (113108, 165990), (132792, 141385)]