278364863720

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{3202541}}^1$

素因数の和:3202646

約数の個数: 64

約数和(自身を含む): 653702873040

約数和(自身を除く): 375338009320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 53, 82, 106, 164, 205, 212, 265, 328, 410, 424, 530, 820, 1060, 1640, 2120, 2173, 4346, 8692, 10865, 17384, 21730, 43460, 86920, 3202541, 6405082, 12810164, 16012705, 25620328, 32025410, 64050820, 128101640, 131304181, 169734673, 262608362, 339469346, 525216724, 656520905, 678938692, 848673365, 1050433448, 1313041810, 1357877384, 1697346730, 2626083620, 3394693460, 5252167240, 6789386920, 6959121593, 13918243186, 27836486372, 34795607965, 55672972744, 69591215930, 139182431860, 278364863720]

約数ペア:

[(1, 278364863720), (2, 139182431860), (4, 69591215930), (5, 55672972744), (8, 34795607965), (10, 27836486372), (20, 13918243186), (40, 6959121593), (41, 6789386920), (53, 5252167240), (82, 3394693460), (106, 2626083620), (164, 1697346730), (205, 1357877384), (212, 1313041810), (265, 1050433448), (328, 848673365), (410, 678938692), (424, 656520905), (530, 525216724), (820, 339469346), (1060, 262608362), (1640, 169734673), (2120, 131304181), (2173, 128101640), (4346, 64050820), (8692, 32025410), (10865, 25620328), (17384, 16012705), (21730, 12810164), (43460, 6405082), (86920, 3202541)]