54108780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{257}}^1$

素因数の和:320

約数の個数: 144

約数和(自身を含む): 172942560

約数和(自身を除く): 118833780

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 29, 30, 33, 44, 55, 58, 60, 66, 87, 110, 116, 121, 132, 145, 165, 174, 220, 242, 257, 290, 319, 330, 348, 363, 435, 484, 514, 580, 605, 638, 660, 726, 771, 870, 957, 1028, 1210, 1276, 1285, 1452, 1542, 1595, 1740, 1815, 1914, 2420, 2570, 2827, 3084, 3190, 3509, 3630, 3828, 3855, 4785, 5140, 5654, 6380, 7018, 7260, 7453, 7710, 8481, 9570, 10527, 11308, 14036, 14135, 14906, 15420, 16962, 17545, 19140, 21054, 22359, 28270, 29812, 31097, 33924, 35090, 37265, 42108, 42405, 44718, 52635, 56540, 62194, 70180, 74530, 81983, 84810, 89436, 93291, 105270, 111795, 124388, 149060, 155485, 163966, 169620, 186582, 210540, 223590, 245949, 310970, 327932, 373164, 409915, 447180, 466455, 491898, 621940, 819830, 901813, 932910, 983796, 1229745, 1639660, 1803626, 1865820, 2459490, 2705439, 3607252, 4509065, 4918980, 5410878, 9018130, 10821756, 13527195, 18036260, 27054390, 54108780]

約数ペア:

[(1, 54108780), (2, 27054390), (3, 18036260), (4, 13527195), (5, 10821756), (6, 9018130), (10, 5410878), (11, 4918980), (12, 4509065), (15, 3607252), (20, 2705439), (22, 2459490), (29, 1865820), (30, 1803626), (33, 1639660), (44, 1229745), (55, 983796), (58, 932910), (60, 901813), (66, 819830), (87, 621940), (110, 491898), (116, 466455), (121, 447180), (132, 409915), (145, 373164), (165, 327932), (174, 310970), (220, 245949), (242, 223590), (257, 210540), (290, 186582), (319, 169620), (330, 163966), (348, 155485), (363, 149060), (435, 124388), (484, 111795), (514, 105270), (580, 93291), (605, 89436), (638, 84810), (660, 81983), (726, 74530), (771, 70180), (870, 62194), (957, 56540), (1028, 52635), (1210, 44718), (1276, 42405), (1285, 42108), (1452, 37265), (1542, 35090), (1595, 33924), (1740, 31097), (1815, 29812), (1914, 28270), (2420, 22359), (2570, 21054), (2827, 19140), (3084, 17545), (3190, 16962), (3509, 15420), (3630, 14906), (3828, 14135), (3855, 14036), (4785, 11308), (5140, 10527), (5654, 9570), (6380, 8481), (7018, 7710), (7260, 7453)]