20160149888

素因数分解:

$2^7\times {\mathrm{23}}^1\times {\mathrm{401}}^1\times {\mathrm{17077}}^1$

素因数の和:17515

約数の個数: 64

約数和(自身を含む): 42015978720

約数和(自身を除く): 21855828832

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 92, 128, 184, 368, 401, 736, 802, 1472, 1604, 2944, 3208, 6416, 9223, 12832, 17077, 18446, 25664, 34154, 36892, 51328, 68308, 73784, 136616, 147568, 273232, 295136, 392771, 546464, 590272, 785542, 1092928, 1180544, 1571084, 2185856, 3142168, 6284336, 6847877, 12568672, 13695754, 25137344, 27391508, 50274688, 54783016, 109566032, 157501171, 219132064, 315002342, 438264128, 630004684, 876528256, 1260009368, 2520018736, 5040037472, 10080074944, 20160149888]

約数ペア:

[(1, 20160149888), (2, 10080074944), (4, 5040037472), (8, 2520018736), (16, 1260009368), (23, 876528256), (32, 630004684), (46, 438264128), (64, 315002342), (92, 219132064), (128, 157501171), (184, 109566032), (368, 54783016), (401, 50274688), (736, 27391508), (802, 25137344), (1472, 13695754), (1604, 12568672), (2944, 6847877), (3208, 6284336), (6416, 3142168), (9223, 2185856), (12832, 1571084), (17077, 1180544), (18446, 1092928), (25664, 785542), (34154, 590272), (36892, 546464), (51328, 392771), (68308, 295136), (73784, 273232), (136616, 147568)]