161718760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{14087}}^1$

素因数の和:14146

約数の個数: 64

約数和(自身を含む): 426021120

約数和(自身を除く): 264302360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 41, 56, 70, 82, 140, 164, 205, 280, 287, 328, 410, 574, 820, 1148, 1435, 1640, 2296, 2870, 5740, 11480, 14087, 28174, 56348, 70435, 98609, 112696, 140870, 197218, 281740, 394436, 493045, 563480, 577567, 788872, 986090, 1155134, 1972180, 2310268, 2887835, 3944360, 4042969, 4620536, 5775670, 8085938, 11551340, 16171876, 20214845, 23102680, 32343752, 40429690, 80859380, 161718760]

約数ペア:

[(1, 161718760), (2, 80859380), (4, 40429690), (5, 32343752), (7, 23102680), (8, 20214845), (10, 16171876), (14, 11551340), (20, 8085938), (28, 5775670), (35, 4620536), (40, 4042969), (41, 3944360), (56, 2887835), (70, 2310268), (82, 1972180), (140, 1155134), (164, 986090), (205, 788872), (280, 577567), (287, 563480), (328, 493045), (410, 394436), (574, 281740), (820, 197218), (1148, 140870), (1435, 112696), (1640, 98609), (2296, 70435), (2870, 56348), (5740, 28174), (11480, 14087)]