1021687320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{40351}}^1$

素因数の和:40576

約数の個数: 64

約数和(自身を含む): 3079664640

約数和(自身を除く): 2057977320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 211, 422, 633, 844, 1055, 1266, 1688, 2110, 2532, 3165, 4220, 5064, 6330, 8440, 12660, 25320, 40351, 80702, 121053, 161404, 201755, 242106, 322808, 403510, 484212, 605265, 807020, 968424, 1210530, 1614040, 2421060, 4842120, 8514061, 17028122, 25542183, 34056244, 42570305, 51084366, 68112488, 85140610, 102168732, 127710915, 170281220, 204337464, 255421830, 340562440, 510843660, 1021687320]

約数ペア:

[(1, 1021687320), (2, 510843660), (3, 340562440), (4, 255421830), (5, 204337464), (6, 170281220), (8, 127710915), (10, 102168732), (12, 85140610), (15, 68112488), (20, 51084366), (24, 42570305), (30, 34056244), (40, 25542183), (60, 17028122), (120, 8514061), (211, 4842120), (422, 2421060), (633, 1614040), (844, 1210530), (1055, 968424), (1266, 807020), (1688, 605265), (2110, 484212), (2532, 403510), (3165, 322808), (4220, 242106), (5064, 201755), (6330, 161404), (8440, 121053), (12660, 80702), (25320, 40351)]