215303760

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{42719}}^1$

素因数の和:42745

約数の個数: 120

約数和(自身を含む): 826375680

約数和(自身を除く): 611071920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 42719, 85438, 128157, 170876, 213595, 256314, 299033, 341752, 384471, 427190, 512628, 598066, 640785, 683504, 768942, 854380, 897099, 1025256, 1196132, 1281570, 1495165, 1537884, 1708760, 1794198, 1922355, 2050512, 2392264, 2563140, 2691297, 2990330, 3075768, 3417520, 3588396, 3844710, 4485495, 4784528, 5126280, 5382594, 5980660, 6151536, 7176792, 7689420, 8970990, 10252560, 10765188, 11961320, 13456485, 14353584, 15378840, 17941980, 21530376, 23922640, 26912970, 30757680, 35883960, 43060752, 53825940, 71767920, 107651880, 215303760]

約数ペア:

[(1, 215303760), (2, 107651880), (3, 71767920), (4, 53825940), (5, 43060752), (6, 35883960), (7, 30757680), (8, 26912970), (9, 23922640), (10, 21530376), (12, 17941980), (14, 15378840), (15, 14353584), (16, 13456485), (18, 11961320), (20, 10765188), (21, 10252560), (24, 8970990), (28, 7689420), (30, 7176792), (35, 6151536), (36, 5980660), (40, 5382594), (42, 5126280), (45, 4784528), (48, 4485495), (56, 3844710), (60, 3588396), (63, 3417520), (70, 3075768), (72, 2990330), (80, 2691297), (84, 2563140), (90, 2392264), (105, 2050512), (112, 1922355), (120, 1794198), (126, 1708760), (140, 1537884), (144, 1495165), (168, 1281570), (180, 1196132), (210, 1025256), (240, 897099), (252, 854380), (280, 768942), (315, 683504), (336, 640785), (360, 598066), (420, 512628), (504, 427190), (560, 384471), (630, 341752), (720, 299033), (840, 256314), (1008, 213595), (1260, 170876), (1680, 128157), (2520, 85438), (5040, 42719)]