1633138720

素因数分解:

$2^5\times 5^1\times {\mathrm{127}}^1\times {\mathrm{179}}^1\times {\mathrm{449}}^1$

素因数の和:770

約数の個数: 96

約数和(自身を含む): 3919104000

約数和(自身を除く): 2285965280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 127, 160, 179, 254, 358, 449, 508, 635, 716, 895, 898, 1016, 1270, 1432, 1790, 1796, 2032, 2245, 2540, 2864, 3580, 3592, 4064, 4490, 5080, 5728, 7160, 7184, 8980, 10160, 14320, 14368, 17960, 20320, 22733, 28640, 35920, 45466, 57023, 71840, 80371, 90932, 113665, 114046, 160742, 181864, 227330, 228092, 285115, 321484, 363728, 401855, 454660, 456184, 570230, 642968, 727456, 803710, 909320, 912368, 1140460, 1285936, 1607420, 1818640, 1824736, 2280920, 2571872, 3214840, 3637280, 4561840, 6429680, 9123680, 10207117, 12859360, 20414234, 40828468, 51035585, 81656936, 102071170, 163313872, 204142340, 326627744, 408284680, 816569360, 1633138720]

約数ペア:

[(1, 1633138720), (2, 816569360), (4, 408284680), (5, 326627744), (8, 204142340), (10, 163313872), (16, 102071170), (20, 81656936), (32, 51035585), (40, 40828468), (80, 20414234), (127, 12859360), (160, 10207117), (179, 9123680), (254, 6429680), (358, 4561840), (449, 3637280), (508, 3214840), (635, 2571872), (716, 2280920), (895, 1824736), (898, 1818640), (1016, 1607420), (1270, 1285936), (1432, 1140460), (1790, 912368), (1796, 909320), (2032, 803710), (2245, 727456), (2540, 642968), (2864, 570230), (3580, 456184), (3592, 454660), (4064, 401855), (4490, 363728), (5080, 321484), (5728, 285115), (7160, 228092), (7184, 227330), (8980, 181864), (10160, 160742), (14320, 114046), (14368, 113665), (17960, 90932), (20320, 80371), (22733, 71840), (28640, 57023), (35920, 45466)]