216599810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{1093}}^1$

素因数の和:1275

約数の個数: 64

約数和(自身を含む): 472608000

約数和(自身を除く): 256008190

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 149, 190, 266, 298, 665, 745, 1043, 1093, 1330, 1490, 2086, 2186, 2831, 5215, 5465, 5662, 7651, 10430, 10930, 14155, 15302, 19817, 20767, 28310, 38255, 39634, 41534, 76510, 99085, 103835, 145369, 162857, 198170, 207670, 290738, 325714, 726845, 814285, 1139999, 1453690, 1628570, 2279998, 3094283, 5699995, 6188566, 11399990, 15471415, 21659981, 30942830, 43319962, 108299905, 216599810]

約数ペア:

[(1, 216599810), (2, 108299905), (5, 43319962), (7, 30942830), (10, 21659981), (14, 15471415), (19, 11399990), (35, 6188566), (38, 5699995), (70, 3094283), (95, 2279998), (133, 1628570), (149, 1453690), (190, 1139999), (266, 814285), (298, 726845), (665, 325714), (745, 290738), (1043, 207670), (1093, 198170), (1330, 162857), (1490, 145369), (2086, 103835), (2186, 99085), (2831, 76510), (5215, 41534), (5465, 39634), (5662, 38255), (7651, 28310), (10430, 20767), (10930, 19817), (14155, 15302)]