81224430

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{20357}}^1$

素因数の和:20393

約数の個数: 64

約数和(自身を含む): 234524160

約数和(自身を除く): 153299730

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 57, 70, 95, 105, 114, 133, 190, 210, 266, 285, 399, 570, 665, 798, 1330, 1995, 3990, 20357, 40714, 61071, 101785, 122142, 142499, 203570, 284998, 305355, 386783, 427497, 610710, 712495, 773566, 854994, 1160349, 1424990, 1933915, 2137485, 2320698, 2707481, 3867830, 4274970, 5414962, 5801745, 8122443, 11603490, 13537405, 16244886, 27074810, 40612215, 81224430]

約数ペア:

[(1, 81224430), (2, 40612215), (3, 27074810), (5, 16244886), (6, 13537405), (7, 11603490), (10, 8122443), (14, 5801745), (15, 5414962), (19, 4274970), (21, 3867830), (30, 2707481), (35, 2320698), (38, 2137485), (42, 1933915), (57, 1424990), (70, 1160349), (95, 854994), (105, 773566), (114, 712495), (133, 610710), (190, 427497), (210, 386783), (266, 305355), (285, 284998), (399, 203570), (570, 142499), (665, 122142), (798, 101785), (1330, 61071), (1995, 40714), (3990, 20357)]