247171570

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{347}}^1$

素因数の和:559

約数の個数: 64

約数和(自身を含む): 493102080

約数和(自身を除く): 245930510

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 95, 115, 163, 190, 230, 326, 347, 437, 694, 815, 874, 1630, 1735, 2185, 3097, 3470, 3749, 4370, 6194, 6593, 7498, 7981, 13186, 15485, 15962, 18745, 30970, 32965, 37490, 39905, 56561, 65930, 71231, 79810, 113122, 142462, 151639, 282805, 303278, 356155, 565610, 712310, 758195, 1074659, 1300903, 1516390, 2149318, 2601806, 5373295, 6504515, 10746590, 13009030, 24717157, 49434314, 123585785, 247171570]

約数ペア:

[(1, 247171570), (2, 123585785), (5, 49434314), (10, 24717157), (19, 13009030), (23, 10746590), (38, 6504515), (46, 5373295), (95, 2601806), (115, 2149318), (163, 1516390), (190, 1300903), (230, 1074659), (326, 758195), (347, 712310), (437, 565610), (694, 356155), (815, 303278), (874, 282805), (1630, 151639), (1735, 142462), (2185, 113122), (3097, 79810), (3470, 71231), (3749, 65930), (4370, 56561), (6194, 39905), (6593, 37490), (7498, 32965), (7981, 30970), (13186, 18745), (15485, 15962)]