660995144

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{1259}}^1$

素因数の和:1398

約数の個数: 64

約数和(自身を含む): 1342656000

約数和(自身を除く): 681660856

約数列:

[1, 2, 4, 8, 29, 31, 58, 62, 73, 116, 124, 146, 232, 248, 292, 584, 899, 1259, 1798, 2117, 2263, 2518, 3596, 4234, 4526, 5036, 7192, 8468, 9052, 10072, 16936, 18104, 36511, 39029, 65627, 73022, 78058, 91907, 131254, 146044, 156116, 183814, 262508, 292088, 312232, 367628, 525016, 735256, 1131841, 2263682, 2665303, 2849117, 4527364, 5330606, 5698234, 9054728, 10661212, 11396468, 21322424, 22792936, 82624393, 165248786, 330497572, 660995144]

約数ペア:

[(1, 660995144), (2, 330497572), (4, 165248786), (8, 82624393), (29, 22792936), (31, 21322424), (58, 11396468), (62, 10661212), (73, 9054728), (116, 5698234), (124, 5330606), (146, 4527364), (232, 2849117), (248, 2665303), (292, 2263682), (584, 1131841), (899, 735256), (1259, 525016), (1798, 367628), (2117, 312232), (2263, 292088), (2518, 262508), (3596, 183814), (4234, 156116), (4526, 146044), (5036, 131254), (7192, 91907), (8468, 78058), (9052, 73022), (10072, 65627), (16936, 39029), (18104, 36511)]