68901780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{15731}}^1$

素因数の和:15816

約数の個数: 48

約数和(自身を含む): 195580224

約数和(自身を除く): 126678444

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 73, 146, 219, 292, 365, 438, 730, 876, 1095, 1460, 2190, 4380, 15731, 31462, 47193, 62924, 78655, 94386, 157310, 188772, 235965, 314620, 471930, 943860, 1148363, 2296726, 3445089, 4593452, 5741815, 6890178, 11483630, 13780356, 17225445, 22967260, 34450890, 68901780]

約数ペア:

[(1, 68901780), (2, 34450890), (3, 22967260), (4, 17225445), (5, 13780356), (6, 11483630), (10, 6890178), (12, 5741815), (15, 4593452), (20, 3445089), (30, 2296726), (60, 1148363), (73, 943860), (146, 471930), (219, 314620), (292, 235965), (365, 188772), (438, 157310), (730, 94386), (876, 78655), (1095, 62924), (1460, 47193), (2190, 31462), (4380, 15731)]