485730

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{257}}^1$

素因数の和:280

約数の個数: 64

約数和(自身を含む): 1486080

約数和(自身を除く): 1000350

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 257, 270, 315, 378, 514, 630, 771, 945, 1285, 1542, 1799, 1890, 2313, 2570, 3598, 3855, 4626, 5397, 6939, 7710, 8995, 10794, 11565, 13878, 16191, 17990, 23130, 26985, 32382, 34695, 48573, 53970, 69390, 80955, 97146, 161910, 242865, 485730]

約数ペア:

[(1, 485730), (2, 242865), (3, 161910), (5, 97146), (6, 80955), (7, 69390), (9, 53970), (10, 48573), (14, 34695), (15, 32382), (18, 26985), (21, 23130), (27, 17990), (30, 16191), (35, 13878), (42, 11565), (45, 10794), (54, 8995), (63, 7710), (70, 6939), (90, 5397), (105, 4626), (126, 3855), (135, 3598), (189, 2570), (210, 2313), (257, 1890), (270, 1799), (315, 1542), (378, 1285), (514, 945), (630, 771)]