315135920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{358109}}^1$

素因数の和:358133

約数の個数: 40

約数和(自身を含む): 799301520

約数和(自身を除く): 484165600

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 358109, 716218, 1432436, 1790545, 2864872, 3581090, 3939199, 5729744, 7162180, 7878398, 14324360, 15756796, 19695995, 28648720, 31513592, 39391990, 63027184, 78783980, 157567960, 315135920]

約数ペア:

[(1, 315135920), (2, 157567960), (4, 78783980), (5, 63027184), (8, 39391990), (10, 31513592), (11, 28648720), (16, 19695995), (20, 15756796), (22, 14324360), (40, 7878398), (44, 7162180), (55, 5729744), (80, 3939199), (88, 3581090), (110, 2864872), (176, 1790545), (220, 1432436), (440, 716218), (880, 358109)]