641539296

素因数分解:

$2^5\times 3^2\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{397}}^1$

素因数の和:625

約数の個数: 144

約数和(自身を含む): 1898402688

約数和(自身を除く): 1256863392

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 72, 93, 96, 124, 144, 181, 186, 248, 279, 288, 362, 372, 397, 496, 543, 558, 724, 744, 794, 992, 1086, 1116, 1191, 1448, 1488, 1588, 1629, 2172, 2232, 2382, 2896, 2976, 3176, 3258, 3573, 4344, 4464, 4764, 5611, 5792, 6352, 6516, 7146, 8688, 8928, 9528, 11222, 12307, 12704, 13032, 14292, 16833, 17376, 19056, 22444, 24614, 26064, 28584, 33666, 36921, 38112, 44888, 49228, 50499, 52128, 57168, 67332, 71857, 73842, 89776, 98456, 100998, 110763, 114336, 134664, 143714, 147684, 179552, 196912, 201996, 215571, 221526, 269328, 287428, 295368, 393824, 403992, 431142, 443052, 538656, 574856, 590736, 646713, 807984, 862284, 886104, 1149712, 1181472, 1293426, 1615968, 1724568, 1772208, 2227567, 2299424, 2586852, 3449136, 3544416, 4455134, 5173704, 6682701, 6898272, 8910268, 10347408, 13365402, 17820536, 20048103, 20694816, 26730804, 35641072, 40096206, 53461608, 71282144, 80192412, 106923216, 160384824, 213846432, 320769648, 641539296]

約数ペア:

[(1, 641539296), (2, 320769648), (3, 213846432), (4, 160384824), (6, 106923216), (8, 80192412), (9, 71282144), (12, 53461608), (16, 40096206), (18, 35641072), (24, 26730804), (31, 20694816), (32, 20048103), (36, 17820536), (48, 13365402), (62, 10347408), (72, 8910268), (93, 6898272), (96, 6682701), (124, 5173704), (144, 4455134), (181, 3544416), (186, 3449136), (248, 2586852), (279, 2299424), (288, 2227567), (362, 1772208), (372, 1724568), (397, 1615968), (496, 1293426), (543, 1181472), (558, 1149712), (724, 886104), (744, 862284), (794, 807984), (992, 646713), (1086, 590736), (1116, 574856), (1191, 538656), (1448, 443052), (1488, 431142), (1588, 403992), (1629, 393824), (2172, 295368), (2232, 287428), (2382, 269328), (2896, 221526), (2976, 215571), (3176, 201996), (3258, 196912), (3573, 179552), (4344, 147684), (4464, 143714), (4764, 134664), (5611, 114336), (5792, 110763), (6352, 100998), (6516, 98456), (7146, 89776), (8688, 73842), (8928, 71857), (9528, 67332), (11222, 57168), (12307, 52128), (12704, 50499), (13032, 49228), (14292, 44888), (16833, 38112), (17376, 36921), (19056, 33666), (22444, 28584), (24614, 26064)]