148943380

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{151}}^1\times {\mathrm{331}}^1$

素因数の和:640

約数の個数: 48

約数和(自身を含む): 317923200

約数和(自身を除く): 168979820

約数列:

[1, 2, 4, 5, 10, 20, 149, 151, 298, 302, 331, 596, 604, 662, 745, 755, 1324, 1490, 1510, 1655, 2980, 3020, 3310, 6620, 22499, 44998, 49319, 49981, 89996, 98638, 99962, 112495, 197276, 199924, 224990, 246595, 249905, 449980, 493190, 499810, 986380, 999620, 7447169, 14894338, 29788676, 37235845, 74471690, 148943380]

約数ペア:

[(1, 148943380), (2, 74471690), (4, 37235845), (5, 29788676), (10, 14894338), (20, 7447169), (149, 999620), (151, 986380), (298, 499810), (302, 493190), (331, 449980), (596, 249905), (604, 246595), (662, 224990), (745, 199924), (755, 197276), (1324, 112495), (1490, 99962), (1510, 98638), (1655, 89996), (2980, 49981), (3020, 49319), (3310, 44998), (6620, 22499)]