318187472

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1$

素因数の和:312

約数の個数: 80

約数和(自身を含む): 659957760

約数和(自身を除く): 341770288

約数列:

[1, 2, 4, 8, 16, 31, 59, 62, 83, 118, 124, 131, 166, 236, 248, 262, 332, 472, 496, 524, 664, 944, 1048, 1328, 1829, 2096, 2573, 3658, 4061, 4897, 5146, 7316, 7729, 8122, 9794, 10292, 10873, 14632, 15458, 16244, 19588, 20584, 21746, 29264, 30916, 32488, 39176, 41168, 43492, 61832, 64976, 78352, 86984, 123664, 151807, 173968, 239599, 303614, 337063, 479198, 607228, 641507, 674126, 958396, 1214456, 1283014, 1348252, 1916792, 2428912, 2566028, 2696504, 3833584, 5132056, 5393008, 10264112, 19886717, 39773434, 79546868, 159093736, 318187472]

約数ペア:

[(1, 318187472), (2, 159093736), (4, 79546868), (8, 39773434), (16, 19886717), (31, 10264112), (59, 5393008), (62, 5132056), (83, 3833584), (118, 2696504), (124, 2566028), (131, 2428912), (166, 1916792), (236, 1348252), (248, 1283014), (262, 1214456), (332, 958396), (472, 674126), (496, 641507), (524, 607228), (664, 479198), (944, 337063), (1048, 303614), (1328, 239599), (1829, 173968), (2096, 151807), (2573, 123664), (3658, 86984), (4061, 78352), (4897, 64976), (5146, 61832), (7316, 43492), (7729, 41168), (8122, 39176), (9794, 32488), (10292, 30916), (10873, 29264), (14632, 21746), (15458, 20584), (16244, 19588)]