220289104

素因数分解:

$2^4\times 7^2\times {\mathrm{29}}^1\times {\mathrm{9689}}^1$

素因数の和:9740

約数の個数: 60

約数和(自身を含む): 513666900

約数和(自身を除く): 293377796

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 49, 56, 58, 98, 112, 116, 196, 203, 232, 392, 406, 464, 784, 812, 1421, 1624, 2842, 3248, 5684, 9689, 11368, 19378, 22736, 38756, 67823, 77512, 135646, 155024, 271292, 280981, 474761, 542584, 561962, 949522, 1085168, 1123924, 1899044, 1966867, 2247848, 3798088, 3933734, 4495696, 7596176, 7867468, 13768069, 15734936, 27536138, 31469872, 55072276, 110144552, 220289104]

約数ペア:

[(1, 220289104), (2, 110144552), (4, 55072276), (7, 31469872), (8, 27536138), (14, 15734936), (16, 13768069), (28, 7867468), (29, 7596176), (49, 4495696), (56, 3933734), (58, 3798088), (98, 2247848), (112, 1966867), (116, 1899044), (196, 1123924), (203, 1085168), (232, 949522), (392, 561962), (406, 542584), (464, 474761), (784, 280981), (812, 271292), (1421, 155024), (1624, 135646), (2842, 77512), (3248, 67823), (5684, 38756), (9689, 22736), (11368, 19378)]