721397184

素因数分解:

$2^6\times 3^1\times {\mathrm{211}}^1\times {\mathrm{17807}}^1$

素因数の和:18033

約数の個数: 56

約数和(自身を含む): 1917850368

約数和(自身を除く): 1196453184

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 192, 211, 422, 633, 844, 1266, 1688, 2532, 3376, 5064, 6752, 10128, 13504, 17807, 20256, 35614, 40512, 53421, 71228, 106842, 142456, 213684, 284912, 427368, 569824, 854736, 1139648, 1709472, 3418944, 3757277, 7514554, 11271831, 15029108, 22543662, 30058216, 45087324, 60116432, 90174648, 120232864, 180349296, 240465728, 360698592, 721397184]

約数ペア:

[(1, 721397184), (2, 360698592), (3, 240465728), (4, 180349296), (6, 120232864), (8, 90174648), (12, 60116432), (16, 45087324), (24, 30058216), (32, 22543662), (48, 15029108), (64, 11271831), (96, 7514554), (192, 3757277), (211, 3418944), (422, 1709472), (633, 1139648), (844, 854736), (1266, 569824), (1688, 427368), (2532, 284912), (3376, 213684), (5064, 142456), (6752, 106842), (10128, 71228), (13504, 53421), (17807, 40512), (20256, 35614)]