408221208

素因数分解:

$2^3\times 3^4\times {\mathrm{401}}^1\times {\mathrm{1571}}^1$

素因数の和:1990

約数の個数: 80

約数和(自身を含む): 1146978360

約数和(自身を除く): 738757152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 401, 648, 802, 1203, 1571, 1604, 2406, 3142, 3208, 3609, 4713, 4812, 6284, 7218, 9426, 9624, 10827, 12568, 14139, 14436, 18852, 21654, 28278, 28872, 32481, 37704, 42417, 43308, 56556, 64962, 84834, 86616, 113112, 127251, 129924, 169668, 254502, 259848, 339336, 509004, 629971, 1018008, 1259942, 1889913, 2519884, 3779826, 5039768, 5669739, 7559652, 11339478, 15119304, 17009217, 22678956, 34018434, 45357912, 51027651, 68036868, 102055302, 136073736, 204110604, 408221208]

約数ペア:

[(1, 408221208), (2, 204110604), (3, 136073736), (4, 102055302), (6, 68036868), (8, 51027651), (9, 45357912), (12, 34018434), (18, 22678956), (24, 17009217), (27, 15119304), (36, 11339478), (54, 7559652), (72, 5669739), (81, 5039768), (108, 3779826), (162, 2519884), (216, 1889913), (324, 1259942), (401, 1018008), (648, 629971), (802, 509004), (1203, 339336), (1571, 259848), (1604, 254502), (2406, 169668), (3142, 129924), (3208, 127251), (3609, 113112), (4713, 86616), (4812, 84834), (6284, 64962), (7218, 56556), (9426, 43308), (9624, 42417), (10827, 37704), (12568, 32481), (14139, 28872), (14436, 28278), (18852, 21654)]