168404896

素因数分解:

$2^5\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:147

約数の個数: 144

約数和(自身を含む): 398974464

約数和(自身を除く): 230569568

約数列:

[1, 2, 4, 8, 11, 16, 22, 23, 31, 32, 44, 46, 61, 62, 88, 92, 121, 122, 124, 176, 184, 242, 244, 248, 253, 341, 352, 368, 484, 488, 496, 506, 671, 682, 713, 736, 968, 976, 992, 1012, 1342, 1364, 1403, 1426, 1891, 1936, 1952, 2024, 2684, 2728, 2783, 2806, 2852, 3751, 3782, 3872, 4048, 5368, 5456, 5566, 5612, 5704, 7381, 7502, 7564, 7843, 8096, 10736, 10912, 11132, 11224, 11408, 14762, 15004, 15128, 15433, 15686, 20801, 21472, 22264, 22448, 22816, 29524, 30008, 30256, 30866, 31372, 41602, 43493, 44528, 44896, 59048, 60016, 60512, 61732, 62744, 83204, 86273, 86986, 89056, 118096, 120032, 123464, 125488, 166408, 169763, 172546, 173972, 228811, 236192, 246928, 250976, 332816, 339526, 345092, 347944, 457622, 478423, 493856, 665632, 679052, 690184, 695888, 915244, 956846, 1358104, 1380368, 1391776, 1830488, 1913692, 2716208, 2760736, 3660976, 3827384, 5262653, 5432416, 7321952, 7654768, 10525306, 15309536, 21050612, 42101224, 84202448, 168404896]

約数ペア:

[(1, 168404896), (2, 84202448), (4, 42101224), (8, 21050612), (11, 15309536), (16, 10525306), (22, 7654768), (23, 7321952), (31, 5432416), (32, 5262653), (44, 3827384), (46, 3660976), (61, 2760736), (62, 2716208), (88, 1913692), (92, 1830488), (121, 1391776), (122, 1380368), (124, 1358104), (176, 956846), (184, 915244), (242, 695888), (244, 690184), (248, 679052), (253, 665632), (341, 493856), (352, 478423), (368, 457622), (484, 347944), (488, 345092), (496, 339526), (506, 332816), (671, 250976), (682, 246928), (713, 236192), (736, 228811), (968, 173972), (976, 172546), (992, 169763), (1012, 166408), (1342, 125488), (1364, 123464), (1403, 120032), (1426, 118096), (1891, 89056), (1936, 86986), (1952, 86273), (2024, 83204), (2684, 62744), (2728, 61732), (2783, 60512), (2806, 60016), (2852, 59048), (3751, 44896), (3782, 44528), (3872, 43493), (4048, 41602), (5368, 31372), (5456, 30866), (5566, 30256), (5612, 30008), (5704, 29524), (7381, 22816), (7502, 22448), (7564, 22264), (7843, 21472), (8096, 20801), (10736, 15686), (10912, 15433), (11132, 15128), (11224, 15004), (11408, 14762)]