388136910

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{4519}}^1$

素因数の和:4945

約数の個数: 64

約数和(自身を含む): 1067443200

約数和(自身を除く): 679306290

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 409, 818, 1227, 2045, 2454, 2863, 4090, 4519, 5726, 6135, 8589, 9038, 12270, 13557, 14315, 17178, 22595, 27114, 28630, 31633, 42945, 45190, 63266, 67785, 85890, 94899, 135570, 158165, 189798, 316330, 474495, 948990, 1848271, 3696542, 5544813, 9241355, 11089626, 12937897, 18482710, 25875794, 27724065, 38813691, 55448130, 64689485, 77627382, 129378970, 194068455, 388136910]

約数ペア:

[(1, 388136910), (2, 194068455), (3, 129378970), (5, 77627382), (6, 64689485), (7, 55448130), (10, 38813691), (14, 27724065), (15, 25875794), (21, 18482710), (30, 12937897), (35, 11089626), (42, 9241355), (70, 5544813), (105, 3696542), (210, 1848271), (409, 948990), (818, 474495), (1227, 316330), (2045, 189798), (2454, 158165), (2863, 135570), (4090, 94899), (4519, 85890), (5726, 67785), (6135, 63266), (8589, 45190), (9038, 42945), (12270, 31633), (13557, 28630), (14315, 27114), (17178, 22595)]