260491920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{2879}}^1$

素因数の和:2937

約数の個数: 160

約数和(自身を含む): 899942400

約数和(自身を除く): 639450480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 29, 30, 39, 40, 48, 52, 58, 60, 65, 78, 80, 87, 104, 116, 120, 130, 145, 156, 174, 195, 208, 232, 240, 260, 290, 312, 348, 377, 390, 435, 464, 520, 580, 624, 696, 754, 780, 870, 1040, 1131, 1160, 1392, 1508, 1560, 1740, 1885, 2262, 2320, 2879, 3016, 3120, 3480, 3770, 4524, 5655, 5758, 6032, 6960, 7540, 8637, 9048, 11310, 11516, 14395, 15080, 17274, 18096, 22620, 23032, 28790, 30160, 34548, 37427, 43185, 45240, 46064, 57580, 69096, 74854, 83491, 86370, 90480, 112281, 115160, 138192, 149708, 166982, 172740, 187135, 224562, 230320, 250473, 299416, 333964, 345480, 374270, 417455, 449124, 500946, 561405, 598832, 667928, 690960, 748540, 834910, 898248, 1001892, 1085383, 1122810, 1252365, 1335856, 1497080, 1669820, 1796496, 2003784, 2170766, 2245620, 2504730, 2994160, 3256149, 3339640, 4007568, 4341532, 4491240, 5009460, 5426915, 6512298, 6679280, 8683064, 8982480, 10018920, 10853830, 13024596, 16280745, 17366128, 20037840, 21707660, 26049192, 32561490, 43415320, 52098384, 65122980, 86830640, 130245960, 260491920]

約数ペア:

[(1, 260491920), (2, 130245960), (3, 86830640), (4, 65122980), (5, 52098384), (6, 43415320), (8, 32561490), (10, 26049192), (12, 21707660), (13, 20037840), (15, 17366128), (16, 16280745), (20, 13024596), (24, 10853830), (26, 10018920), (29, 8982480), (30, 8683064), (39, 6679280), (40, 6512298), (48, 5426915), (52, 5009460), (58, 4491240), (60, 4341532), (65, 4007568), (78, 3339640), (80, 3256149), (87, 2994160), (104, 2504730), (116, 2245620), (120, 2170766), (130, 2003784), (145, 1796496), (156, 1669820), (174, 1497080), (195, 1335856), (208, 1252365), (232, 1122810), (240, 1085383), (260, 1001892), (290, 898248), (312, 834910), (348, 748540), (377, 690960), (390, 667928), (435, 598832), (464, 561405), (520, 500946), (580, 449124), (624, 417455), (696, 374270), (754, 345480), (780, 333964), (870, 299416), (1040, 250473), (1131, 230320), (1160, 224562), (1392, 187135), (1508, 172740), (1560, 166982), (1740, 149708), (1885, 138192), (2262, 115160), (2320, 112281), (2879, 90480), (3016, 86370), (3120, 83491), (3480, 74854), (3770, 69096), (4524, 57580), (5655, 46064), (5758, 45240), (6032, 43185), (6960, 37427), (7540, 34548), (8637, 30160), (9048, 28790), (11310, 23032), (11516, 22620), (14395, 18096), (15080, 17274)]