656115720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{14503}}^1$

素因数の和:14559

約数の個数: 128

約数和(自身を含む): 2193004800

約数和(自身を除く): 1536889080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 29, 30, 39, 40, 52, 58, 60, 65, 78, 87, 104, 116, 120, 130, 145, 156, 174, 195, 232, 260, 290, 312, 348, 377, 390, 435, 520, 580, 696, 754, 780, 870, 1131, 1160, 1508, 1560, 1740, 1885, 2262, 3016, 3480, 3770, 4524, 5655, 7540, 9048, 11310, 14503, 15080, 22620, 29006, 43509, 45240, 58012, 72515, 87018, 116024, 145030, 174036, 188539, 217545, 290060, 348072, 377078, 420587, 435090, 565617, 580120, 754156, 841174, 870180, 942695, 1131234, 1261761, 1508312, 1682348, 1740360, 1885390, 2102935, 2262468, 2523522, 2828085, 3364696, 3770780, 4205870, 4524936, 5047044, 5467631, 5656170, 6308805, 7541560, 8411740, 10094088, 10935262, 11312340, 12617610, 16402893, 16823480, 21870524, 22624680, 25235220, 27338155, 32805786, 43741048, 50470440, 54676310, 65611572, 82014465, 109352620, 131223144, 164028930, 218705240, 328057860, 656115720]

約数ペア:

[(1, 656115720), (2, 328057860), (3, 218705240), (4, 164028930), (5, 131223144), (6, 109352620), (8, 82014465), (10, 65611572), (12, 54676310), (13, 50470440), (15, 43741048), (20, 32805786), (24, 27338155), (26, 25235220), (29, 22624680), (30, 21870524), (39, 16823480), (40, 16402893), (52, 12617610), (58, 11312340), (60, 10935262), (65, 10094088), (78, 8411740), (87, 7541560), (104, 6308805), (116, 5656170), (120, 5467631), (130, 5047044), (145, 4524936), (156, 4205870), (174, 3770780), (195, 3364696), (232, 2828085), (260, 2523522), (290, 2262468), (312, 2102935), (348, 1885390), (377, 1740360), (390, 1682348), (435, 1508312), (520, 1261761), (580, 1131234), (696, 942695), (754, 870180), (780, 841174), (870, 754156), (1131, 580120), (1160, 565617), (1508, 435090), (1560, 420587), (1740, 377078), (1885, 348072), (2262, 290060), (3016, 217545), (3480, 188539), (3770, 174036), (4524, 145030), (5655, 116024), (7540, 87018), (9048, 72515), (11310, 58012), (14503, 45240), (15080, 43509), (22620, 29006)]