1680156

素因数分解:

$2^2\times 3^3\times {\mathrm{47}}^1\times {\mathrm{331}}^1$

素因数の和:391

約数の個数: 48

約数和(自身を含む): 4462080

約数和(自身を除く): 2781924

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 47, 54, 94, 108, 141, 188, 282, 331, 423, 564, 662, 846, 993, 1269, 1324, 1692, 1986, 2538, 2979, 3972, 5076, 5958, 8937, 11916, 15557, 17874, 31114, 35748, 46671, 62228, 93342, 140013, 186684, 280026, 420039, 560052, 840078, 1680156]

約数ペア:

[(1, 1680156), (2, 840078), (3, 560052), (4, 420039), (6, 280026), (9, 186684), (12, 140013), (18, 93342), (27, 62228), (36, 46671), (47, 35748), (54, 31114), (94, 17874), (108, 15557), (141, 11916), (188, 8937), (282, 5958), (331, 5076), (423, 3972), (564, 2979), (662, 2538), (846, 1986), (993, 1692), (1269, 1324)]