138705160

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{10169}}^1$

素因数の和:10222

約数の個数: 64

約数和(自身を含む): 351475200

約数和(自身を除く): 212770040

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 110, 124, 155, 220, 248, 310, 341, 440, 620, 682, 1240, 1364, 1705, 2728, 3410, 6820, 10169, 13640, 20338, 40676, 50845, 81352, 101690, 111859, 203380, 223718, 315239, 406760, 447436, 559295, 630478, 894872, 1118590, 1260956, 1576195, 2237180, 2521912, 3152390, 3467629, 4474360, 6304780, 6935258, 12609560, 13870516, 17338145, 27741032, 34676290, 69352580, 138705160]

約数ペア:

[(1, 138705160), (2, 69352580), (4, 34676290), (5, 27741032), (8, 17338145), (10, 13870516), (11, 12609560), (20, 6935258), (22, 6304780), (31, 4474360), (40, 3467629), (44, 3152390), (55, 2521912), (62, 2237180), (88, 1576195), (110, 1260956), (124, 1118590), (155, 894872), (220, 630478), (248, 559295), (310, 447436), (341, 406760), (440, 315239), (620, 223718), (682, 203380), (1240, 111859), (1364, 101690), (1705, 81352), (2728, 50845), (3410, 40676), (6820, 20338), (10169, 13640)]