165417720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{991}}^1$

素因数の和:1125

約数の個数: 128

約数和(自身を含む): 539965440

約数和(自身を除く): 374547720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 107, 120, 130, 156, 195, 214, 260, 312, 321, 390, 428, 520, 535, 642, 780, 856, 991, 1070, 1284, 1391, 1560, 1605, 1982, 2140, 2568, 2782, 2973, 3210, 3964, 4173, 4280, 4955, 5564, 5946, 6420, 6955, 7928, 8346, 9910, 11128, 11892, 12840, 12883, 13910, 14865, 16692, 19820, 20865, 23784, 25766, 27820, 29730, 33384, 38649, 39640, 41730, 51532, 55640, 59460, 64415, 77298, 83460, 103064, 106037, 118920, 128830, 154596, 166920, 193245, 212074, 257660, 309192, 318111, 386490, 424148, 515320, 530185, 636222, 772980, 848296, 1060370, 1272444, 1378481, 1545960, 1590555, 2120740, 2544888, 2756962, 3181110, 4135443, 4241480, 5513924, 6362220, 6892405, 8270886, 11027848, 12724440, 13784810, 16541772, 20677215, 27569620, 33083544, 41354430, 55139240, 82708860, 165417720]

約数ペア:

[(1, 165417720), (2, 82708860), (3, 55139240), (4, 41354430), (5, 33083544), (6, 27569620), (8, 20677215), (10, 16541772), (12, 13784810), (13, 12724440), (15, 11027848), (20, 8270886), (24, 6892405), (26, 6362220), (30, 5513924), (39, 4241480), (40, 4135443), (52, 3181110), (60, 2756962), (65, 2544888), (78, 2120740), (104, 1590555), (107, 1545960), (120, 1378481), (130, 1272444), (156, 1060370), (195, 848296), (214, 772980), (260, 636222), (312, 530185), (321, 515320), (390, 424148), (428, 386490), (520, 318111), (535, 309192), (642, 257660), (780, 212074), (856, 193245), (991, 166920), (1070, 154596), (1284, 128830), (1391, 118920), (1560, 106037), (1605, 103064), (1982, 83460), (2140, 77298), (2568, 64415), (2782, 59460), (2973, 55640), (3210, 51532), (3964, 41730), (4173, 39640), (4280, 38649), (4955, 33384), (5564, 29730), (5946, 27820), (6420, 25766), (6955, 23784), (7928, 20865), (8346, 19820), (9910, 16692), (11128, 14865), (11892, 13910), (12840, 12883)]