231644980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{31219}}^1$

素因数の和:31288

約数の個数: 48

約数和(自身を含む): 566455680

約数和(自身を除く): 334810700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 53, 70, 106, 140, 212, 265, 371, 530, 742, 1060, 1484, 1855, 3710, 7420, 31219, 62438, 124876, 156095, 218533, 312190, 437066, 624380, 874132, 1092665, 1654607, 2185330, 3309214, 4370660, 6618428, 8273035, 11582249, 16546070, 23164498, 33092140, 46328996, 57911245, 115822490, 231644980]

約数ペア:

[(1, 231644980), (2, 115822490), (4, 57911245), (5, 46328996), (7, 33092140), (10, 23164498), (14, 16546070), (20, 11582249), (28, 8273035), (35, 6618428), (53, 4370660), (70, 3309214), (106, 2185330), (140, 1654607), (212, 1092665), (265, 874132), (371, 624380), (530, 437066), (742, 312190), (1060, 218533), (1484, 156095), (1855, 124876), (3710, 62438), (7420, 31219)]