720292430

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1579}}^1$

素因数の和:1650

約数の個数: 96

約数和(自身を含む): 1588658400

約数和(自身を除く): 868365970

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 29, 55, 58, 65, 110, 121, 130, 143, 145, 242, 286, 290, 319, 377, 605, 638, 715, 754, 1210, 1430, 1573, 1579, 1595, 1885, 3146, 3158, 3190, 3509, 3770, 4147, 7018, 7865, 7895, 8294, 15730, 15790, 17369, 17545, 20527, 20735, 34738, 35090, 41054, 41470, 45617, 45791, 86845, 91234, 91582, 102635, 173690, 191059, 205270, 225797, 228085, 228955, 382118, 451594, 456170, 457910, 503701, 595283, 955295, 1007402, 1128985, 1190566, 1910590, 2257970, 2483767, 2518505, 2976415, 4967534, 5037010, 5540711, 5952830, 6548113, 11081422, 12418835, 13096226, 24837670, 27703555, 32740565, 55407110, 65481130, 72029243, 144058486, 360146215, 720292430]

約数ペア:

[(1, 720292430), (2, 360146215), (5, 144058486), (10, 72029243), (11, 65481130), (13, 55407110), (22, 32740565), (26, 27703555), (29, 24837670), (55, 13096226), (58, 12418835), (65, 11081422), (110, 6548113), (121, 5952830), (130, 5540711), (143, 5037010), (145, 4967534), (242, 2976415), (286, 2518505), (290, 2483767), (319, 2257970), (377, 1910590), (605, 1190566), (638, 1128985), (715, 1007402), (754, 955295), (1210, 595283), (1430, 503701), (1573, 457910), (1579, 456170), (1595, 451594), (1885, 382118), (3146, 228955), (3158, 228085), (3190, 225797), (3509, 205270), (3770, 191059), (4147, 173690), (7018, 102635), (7865, 91582), (7895, 91234), (8294, 86845), (15730, 45791), (15790, 45617), (17369, 41470), (17545, 41054), (20527, 35090), (20735, 34738)]