163330640

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{359}}^1$

素因数の和:441

約数の個数: 120

約数和(自身を含む): 427472640

約数和(自身を除く): 264142000

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 47, 55, 80, 88, 94, 110, 121, 176, 188, 220, 235, 242, 359, 376, 440, 470, 484, 517, 605, 718, 752, 880, 940, 968, 1034, 1210, 1436, 1795, 1880, 1936, 2068, 2420, 2585, 2872, 3590, 3760, 3949, 4136, 4840, 5170, 5687, 5744, 7180, 7898, 8272, 9680, 10340, 11374, 14360, 15796, 16873, 19745, 20680, 22748, 28435, 28720, 31592, 33746, 39490, 41360, 43439, 45496, 56870, 63184, 67492, 78980, 84365, 86878, 90992, 113740, 134984, 157960, 168730, 173756, 185603, 217195, 227480, 269968, 315920, 337460, 347512, 371206, 434390, 454960, 674920, 695024, 742412, 868780, 928015, 1349840, 1484824, 1737560, 1856030, 2041633, 2969648, 3475120, 3712060, 4083266, 7424120, 8166532, 10208165, 14848240, 16333064, 20416330, 32666128, 40832660, 81665320, 163330640]

約数ペア:

[(1, 163330640), (2, 81665320), (4, 40832660), (5, 32666128), (8, 20416330), (10, 16333064), (11, 14848240), (16, 10208165), (20, 8166532), (22, 7424120), (40, 4083266), (44, 3712060), (47, 3475120), (55, 2969648), (80, 2041633), (88, 1856030), (94, 1737560), (110, 1484824), (121, 1349840), (176, 928015), (188, 868780), (220, 742412), (235, 695024), (242, 674920), (359, 454960), (376, 434390), (440, 371206), (470, 347512), (484, 337460), (517, 315920), (605, 269968), (718, 227480), (752, 217195), (880, 185603), (940, 173756), (968, 168730), (1034, 157960), (1210, 134984), (1436, 113740), (1795, 90992), (1880, 86878), (1936, 84365), (2068, 78980), (2420, 67492), (2585, 63184), (2872, 56870), (3590, 45496), (3760, 43439), (3949, 41360), (4136, 39490), (4840, 33746), (5170, 31592), (5687, 28720), (5744, 28435), (7180, 22748), (7898, 20680), (8272, 19745), (9680, 16873), (10340, 15796), (11374, 14360)]