678393088

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{1171}}^1$

素因数の和:1291

約数の個数: 72

約数和(自身を含む): 1418176256

約数和(自身を除く): 739783168

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 73, 124, 128, 146, 248, 256, 292, 496, 584, 992, 1168, 1171, 1984, 2263, 2336, 2342, 3968, 4526, 4672, 4684, 7936, 9052, 9344, 9368, 18104, 18688, 18736, 36208, 36301, 37472, 72416, 72602, 74944, 85483, 144832, 145204, 149888, 170966, 289664, 290408, 299776, 341932, 579328, 580816, 683864, 1161632, 1367728, 2323264, 2649973, 2735456, 4646528, 5299946, 5470912, 9293056, 10599892, 10941824, 21199784, 21883648, 42399568, 84799136, 169598272, 339196544, 678393088]

約数ペア:

[(1, 678393088), (2, 339196544), (4, 169598272), (8, 84799136), (16, 42399568), (31, 21883648), (32, 21199784), (62, 10941824), (64, 10599892), (73, 9293056), (124, 5470912), (128, 5299946), (146, 4646528), (248, 2735456), (256, 2649973), (292, 2323264), (496, 1367728), (584, 1161632), (992, 683864), (1168, 580816), (1171, 579328), (1984, 341932), (2263, 299776), (2336, 290408), (2342, 289664), (3968, 170966), (4526, 149888), (4672, 145204), (4684, 144832), (7936, 85483), (9052, 74944), (9344, 72602), (9368, 72416), (18104, 37472), (18688, 36301), (18736, 36208)]