220174020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^3\times {\mathrm{919}}^1$

素因数の和:967

約数の個数: 144

約数和(自身を含む): 735396480

約数和(自身を除く): 515222460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 121, 132, 165, 180, 198, 220, 242, 330, 363, 396, 484, 495, 605, 660, 726, 919, 990, 1089, 1210, 1331, 1452, 1815, 1838, 1980, 2178, 2420, 2662, 2757, 3630, 3676, 3993, 4356, 4595, 5324, 5445, 5514, 6655, 7260, 7986, 8271, 9190, 10109, 10890, 11028, 11979, 13310, 13785, 15972, 16542, 18380, 19965, 20218, 21780, 23958, 26620, 27570, 30327, 33084, 39930, 40436, 41355, 47916, 50545, 55140, 59895, 60654, 79860, 82710, 90981, 101090, 111199, 119790, 121308, 151635, 165420, 181962, 202180, 222398, 239580, 303270, 333597, 363924, 444796, 454905, 555995, 606540, 667194, 909810, 1000791, 1111990, 1223189, 1334388, 1667985, 1819620, 2001582, 2223980, 2446378, 3335970, 3669567, 4003164, 4892756, 5003955, 6115945, 6671940, 7339134, 10007910, 11008701, 12231890, 14678268, 18347835, 20015820, 22017402, 24463780, 36695670, 44034804, 55043505, 73391340, 110087010, 220174020]

約数ペア:

[(1, 220174020), (2, 110087010), (3, 73391340), (4, 55043505), (5, 44034804), (6, 36695670), (9, 24463780), (10, 22017402), (11, 20015820), (12, 18347835), (15, 14678268), (18, 12231890), (20, 11008701), (22, 10007910), (30, 7339134), (33, 6671940), (36, 6115945), (44, 5003955), (45, 4892756), (55, 4003164), (60, 3669567), (66, 3335970), (90, 2446378), (99, 2223980), (110, 2001582), (121, 1819620), (132, 1667985), (165, 1334388), (180, 1223189), (198, 1111990), (220, 1000791), (242, 909810), (330, 667194), (363, 606540), (396, 555995), (484, 454905), (495, 444796), (605, 363924), (660, 333597), (726, 303270), (919, 239580), (990, 222398), (1089, 202180), (1210, 181962), (1331, 165420), (1452, 151635), (1815, 121308), (1838, 119790), (1980, 111199), (2178, 101090), (2420, 90981), (2662, 82710), (2757, 79860), (3630, 60654), (3676, 59895), (3993, 55140), (4356, 50545), (4595, 47916), (5324, 41355), (5445, 40436), (5514, 39930), (6655, 33084), (7260, 30327), (7986, 27570), (8271, 26620), (9190, 23958), (10109, 21780), (10890, 20218), (11028, 19965), (11979, 18380), (13310, 16542), (13785, 15972)]