256885902

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{5059}}^1$

素因数の和:5118

約数の個数: 96

約数和(自身を含む): 707266560

約数和(自身を除く): 450380658

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 31, 39, 42, 62, 63, 78, 91, 93, 117, 126, 182, 186, 217, 234, 273, 279, 403, 434, 546, 558, 651, 806, 819, 1209, 1302, 1638, 1953, 2418, 2821, 3627, 3906, 5059, 5642, 7254, 8463, 10118, 15177, 16926, 25389, 30354, 35413, 45531, 50778, 65767, 70826, 91062, 106239, 131534, 156829, 197301, 212478, 313658, 318717, 394602, 460369, 470487, 591903, 637434, 920738, 940974, 1097803, 1183806, 1381107, 1411461, 2038777, 2195606, 2762214, 2822922, 3293409, 4077554, 4143321, 6116331, 6586818, 8286642, 9880227, 12232662, 14271439, 18348993, 19760454, 28542878, 36697986, 42814317, 85628634, 128442951, 256885902]

約数ペア:

[(1, 256885902), (2, 128442951), (3, 85628634), (6, 42814317), (7, 36697986), (9, 28542878), (13, 19760454), (14, 18348993), (18, 14271439), (21, 12232662), (26, 9880227), (31, 8286642), (39, 6586818), (42, 6116331), (62, 4143321), (63, 4077554), (78, 3293409), (91, 2822922), (93, 2762214), (117, 2195606), (126, 2038777), (182, 1411461), (186, 1381107), (217, 1183806), (234, 1097803), (273, 940974), (279, 920738), (403, 637434), (434, 591903), (546, 470487), (558, 460369), (651, 394602), (806, 318717), (819, 313658), (1209, 212478), (1302, 197301), (1638, 156829), (1953, 131534), (2418, 106239), (2821, 91062), (3627, 70826), (3906, 65767), (5059, 50778), (5642, 45531), (7254, 35413), (8463, 30354), (10118, 25389), (15177, 16926)]