215840976

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{20347}}^1$

素因数の和:20388

約数の個数: 80

約数和(自身を含む): 635834304

約数和(自身を除く): 419993328

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 17, 24, 26, 34, 39, 48, 51, 52, 68, 78, 102, 104, 136, 156, 204, 208, 221, 272, 312, 408, 442, 624, 663, 816, 884, 1326, 1768, 2652, 3536, 5304, 10608, 20347, 40694, 61041, 81388, 122082, 162776, 244164, 264511, 325552, 345899, 488328, 529022, 691798, 793533, 976656, 1037697, 1058044, 1383596, 1587066, 2075394, 2116088, 2767192, 3174132, 4150788, 4232176, 4496687, 5534384, 6348264, 8301576, 8993374, 12696528, 13490061, 16603152, 17986748, 26980122, 35973496, 53960244, 71946992, 107920488, 215840976]

約数ペア:

[(1, 215840976), (2, 107920488), (3, 71946992), (4, 53960244), (6, 35973496), (8, 26980122), (12, 17986748), (13, 16603152), (16, 13490061), (17, 12696528), (24, 8993374), (26, 8301576), (34, 6348264), (39, 5534384), (48, 4496687), (51, 4232176), (52, 4150788), (68, 3174132), (78, 2767192), (102, 2116088), (104, 2075394), (136, 1587066), (156, 1383596), (204, 1058044), (208, 1037697), (221, 976656), (272, 793533), (312, 691798), (408, 529022), (442, 488328), (624, 345899), (663, 325552), (816, 264511), (884, 244164), (1326, 162776), (1768, 122082), (2652, 81388), (3536, 61041), (5304, 40694), (10608, 20347)]