148996880

素因数分解:

$2^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{13399}}^1$

素因数の和:13551

約数の個数: 40

約数和(自身を含む): 348936000

約数和(自身を除く): 199939120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139, 278, 556, 695, 1112, 1390, 2224, 2780, 5560, 11120, 13399, 26798, 53596, 66995, 107192, 133990, 214384, 267980, 535960, 1071920, 1862461, 3724922, 7449844, 9312305, 14899688, 18624610, 29799376, 37249220, 74498440, 148996880]

約数ペア:

[(1, 148996880), (2, 74498440), (4, 37249220), (5, 29799376), (8, 18624610), (10, 14899688), (16, 9312305), (20, 7449844), (40, 3724922), (80, 1862461), (139, 1071920), (278, 535960), (556, 267980), (695, 214384), (1112, 133990), (1390, 107192), (2224, 66995), (2780, 53596), (5560, 26798), (11120, 13399)]