621386816

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{7639}}^1$

素因数の和:7723

約数の個数: 56

約数和(自身を含む): 1304056320

約数和(自身を除く): 682669504

約数列:

[1, 2, 4, 8, 16, 31, 32, 41, 62, 64, 82, 124, 164, 248, 328, 496, 656, 992, 1271, 1312, 1984, 2542, 2624, 5084, 7639, 10168, 15278, 20336, 30556, 40672, 61112, 81344, 122224, 236809, 244448, 313199, 473618, 488896, 626398, 947236, 1252796, 1894472, 2505592, 3788944, 5011184, 7577888, 9709169, 10022368, 15155776, 19418338, 20044736, 38836676, 77673352, 155346704, 310693408, 621386816]

約数ペア:

[(1, 621386816), (2, 310693408), (4, 155346704), (8, 77673352), (16, 38836676), (31, 20044736), (32, 19418338), (41, 15155776), (62, 10022368), (64, 9709169), (82, 7577888), (124, 5011184), (164, 3788944), (248, 2505592), (328, 1894472), (496, 1252796), (656, 947236), (992, 626398), (1271, 488896), (1312, 473618), (1984, 313199), (2542, 244448), (2624, 236809), (5084, 122224), (7639, 81344), (10168, 61112), (15278, 40672), (20336, 30556)]