998126520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1\times {\mathrm{607}}^1$

素因数の和:885

約数の個数: 128

約数和(自身を含む): 3057315840

約数和(自身を除く): 2059189320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 120, 142, 193, 213, 284, 355, 386, 426, 568, 579, 607, 710, 772, 852, 965, 1065, 1158, 1214, 1420, 1544, 1704, 1821, 1930, 2130, 2316, 2428, 2840, 2895, 3035, 3642, 3860, 4260, 4632, 4856, 5790, 6070, 7284, 7720, 8520, 9105, 11580, 12140, 13703, 14568, 18210, 23160, 24280, 27406, 36420, 41109, 43097, 54812, 68515, 72840, 82218, 86194, 109624, 117151, 129291, 137030, 164436, 172388, 205545, 215485, 234302, 258582, 274060, 328872, 344776, 351453, 411090, 430970, 468604, 517164, 548120, 585755, 646455, 702906, 822180, 861940, 937208, 1034328, 1171510, 1292910, 1405812, 1644360, 1723880, 1757265, 2343020, 2585820, 2811624, 3514530, 4686040, 5171640, 7029060, 8317721, 14058120, 16635442, 24953163, 33270884, 41588605, 49906326, 66541768, 83177210, 99812652, 124765815, 166354420, 199625304, 249531630, 332708840, 499063260, 998126520]

約数ペア:

[(1, 998126520), (2, 499063260), (3, 332708840), (4, 249531630), (5, 199625304), (6, 166354420), (8, 124765815), (10, 99812652), (12, 83177210), (15, 66541768), (20, 49906326), (24, 41588605), (30, 33270884), (40, 24953163), (60, 16635442), (71, 14058120), (120, 8317721), (142, 7029060), (193, 5171640), (213, 4686040), (284, 3514530), (355, 2811624), (386, 2585820), (426, 2343020), (568, 1757265), (579, 1723880), (607, 1644360), (710, 1405812), (772, 1292910), (852, 1171510), (965, 1034328), (1065, 937208), (1158, 861940), (1214, 822180), (1420, 702906), (1544, 646455), (1704, 585755), (1821, 548120), (1930, 517164), (2130, 468604), (2316, 430970), (2428, 411090), (2840, 351453), (2895, 344776), (3035, 328872), (3642, 274060), (3860, 258582), (4260, 234302), (4632, 215485), (4856, 205545), (5790, 172388), (6070, 164436), (7284, 137030), (7720, 129291), (8520, 117151), (9105, 109624), (11580, 86194), (12140, 82218), (13703, 72840), (14568, 68515), (18210, 54812), (23160, 43097), (24280, 41109), (27406, 36420)]