215480330

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{3793}}^1$

素因数の和:3855

約数の個数: 64

約数和(自身を含む): 458922240

約数和(自身を除く): 243441910

約数列:

[1, 2, 5, 10, 13, 19, 23, 26, 38, 46, 65, 95, 115, 130, 190, 230, 247, 299, 437, 494, 598, 874, 1235, 1495, 2185, 2470, 2990, 3793, 4370, 5681, 7586, 11362, 18965, 28405, 37930, 49309, 56810, 72067, 87239, 98618, 144134, 174478, 246545, 360335, 436195, 493090, 720670, 872390, 936871, 1134107, 1657541, 1873742, 2268214, 3315082, 4684355, 5670535, 8287705, 9368710, 11341070, 16575410, 21548033, 43096066, 107740165, 215480330]

約数ペア:

[(1, 215480330), (2, 107740165), (5, 43096066), (10, 21548033), (13, 16575410), (19, 11341070), (23, 9368710), (26, 8287705), (38, 5670535), (46, 4684355), (65, 3315082), (95, 2268214), (115, 1873742), (130, 1657541), (190, 1134107), (230, 936871), (247, 872390), (299, 720670), (437, 493090), (494, 436195), (598, 360335), (874, 246545), (1235, 174478), (1495, 144134), (2185, 98618), (2470, 87239), (2990, 72067), (3793, 56810), (4370, 49309), (5681, 37930), (7586, 28405), (11362, 18965)]