209622720

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{218357}}^1$

素因数の和:218377

約数の個数: 56

約数和(自身を含む): 665555184

約数和(自身を除く): 455932464

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 218357, 436714, 655071, 873428, 1091785, 1310142, 1746856, 2183570, 2620284, 3275355, 3493712, 4367140, 5240568, 6550710, 6987424, 8734280, 10481136, 13101420, 13974848, 17468560, 20962272, 26202840, 34937120, 41924544, 52405680, 69874240, 104811360, 209622720]

約数ペア:

[(1, 209622720), (2, 104811360), (3, 69874240), (4, 52405680), (5, 41924544), (6, 34937120), (8, 26202840), (10, 20962272), (12, 17468560), (15, 13974848), (16, 13101420), (20, 10481136), (24, 8734280), (30, 6987424), (32, 6550710), (40, 5240568), (48, 4367140), (60, 3493712), (64, 3275355), (80, 2620284), (96, 2183570), (120, 1746856), (160, 1310142), (192, 1091785), (240, 873428), (320, 655071), (480, 436714), (960, 218357)]