149219940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{31481}}^1$

素因数の和:31572

約数の個数: 48

約数和(自身を含む): 423118080

約数和(自身を除く): 273898140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 79, 158, 237, 316, 395, 474, 790, 948, 1185, 1580, 2370, 4740, 31481, 62962, 94443, 125924, 157405, 188886, 314810, 377772, 472215, 629620, 944430, 1888860, 2486999, 4973998, 7460997, 9947996, 12434995, 14921994, 24869990, 29843988, 37304985, 49739980, 74609970, 149219940]

約数ペア:

[(1, 149219940), (2, 74609970), (3, 49739980), (4, 37304985), (5, 29843988), (6, 24869990), (10, 14921994), (12, 12434995), (15, 9947996), (20, 7460997), (30, 4973998), (60, 2486999), (79, 1888860), (158, 944430), (237, 629620), (316, 472215), (395, 377772), (474, 314810), (790, 188886), (948, 157405), (1185, 125924), (1580, 94443), (2370, 62962), (4740, 31481)]