158972440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{401}}^1$

素因数の和:493

約数の個数: 128

約数和(自身を含む): 422003520

約数和(自身を除く): 263031080

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 53, 55, 68, 85, 88, 106, 110, 136, 170, 187, 212, 220, 265, 340, 374, 401, 424, 440, 530, 583, 680, 748, 802, 901, 935, 1060, 1166, 1496, 1604, 1802, 1870, 2005, 2120, 2332, 2915, 3208, 3604, 3740, 4010, 4411, 4505, 4664, 5830, 6817, 7208, 7480, 8020, 8822, 9010, 9911, 11660, 13634, 16040, 17644, 18020, 19822, 21253, 22055, 23320, 27268, 34085, 35288, 36040, 39644, 42506, 44110, 49555, 54536, 68170, 74987, 79288, 85012, 88220, 99110, 106265, 136340, 149974, 170024, 176440, 198220, 212530, 233783, 272680, 299948, 361301, 374935, 396440, 425060, 467566, 599896, 722602, 749870, 850120, 935132, 1168915, 1445204, 1499740, 1806505, 1870264, 2337830, 2890408, 2999480, 3613010, 3974311, 4675660, 7226020, 7948622, 9351320, 14452040, 15897244, 19871555, 31794488, 39743110, 79486220, 158972440]

約数ペア:

[(1, 158972440), (2, 79486220), (4, 39743110), (5, 31794488), (8, 19871555), (10, 15897244), (11, 14452040), (17, 9351320), (20, 7948622), (22, 7226020), (34, 4675660), (40, 3974311), (44, 3613010), (53, 2999480), (55, 2890408), (68, 2337830), (85, 1870264), (88, 1806505), (106, 1499740), (110, 1445204), (136, 1168915), (170, 935132), (187, 850120), (212, 749870), (220, 722602), (265, 599896), (340, 467566), (374, 425060), (401, 396440), (424, 374935), (440, 361301), (530, 299948), (583, 272680), (680, 233783), (748, 212530), (802, 198220), (901, 176440), (935, 170024), (1060, 149974), (1166, 136340), (1496, 106265), (1604, 99110), (1802, 88220), (1870, 85012), (2005, 79288), (2120, 74987), (2332, 68170), (2915, 54536), (3208, 49555), (3604, 44110), (3740, 42506), (4010, 39644), (4411, 36040), (4505, 35288), (4664, 34085), (5830, 27268), (6817, 23320), (7208, 22055), (7480, 21253), (8020, 19822), (8822, 18020), (9010, 17644), (9911, 16040), (11660, 13634)]