318475388

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:184

約数の個数: 144

約数和(自身を含む): 753618432

約数和(自身を除く): 435143044

約数列:

[1, 2, 4, 7, 11, 14, 22, 23, 28, 44, 46, 61, 67, 77, 92, 121, 122, 134, 154, 161, 242, 244, 253, 268, 308, 322, 427, 469, 484, 506, 644, 671, 737, 847, 854, 938, 1012, 1342, 1403, 1474, 1541, 1694, 1708, 1771, 1876, 2684, 2783, 2806, 2948, 3082, 3388, 3542, 4087, 4697, 5159, 5566, 5612, 6164, 7084, 7381, 8107, 8174, 9394, 9821, 10318, 10787, 11132, 14762, 15433, 16214, 16348, 16951, 18788, 19481, 19642, 20636, 21574, 28609, 29524, 30866, 32428, 33902, 38962, 39284, 43148, 44957, 51667, 56749, 57218, 61732, 67804, 77924, 89914, 94001, 103334, 108031, 113498, 114436, 118657, 169763, 179828, 186461, 188002, 206668, 216062, 226996, 237314, 314699, 339526, 372922, 376004, 432124, 474628, 494527, 629398, 658007, 679052, 745844, 989054, 1034011, 1188341, 1258796, 1305227, 1316014, 1978108, 2068022, 2376682, 2610454, 2632028, 3461689, 4136044, 4753364, 5220908, 6923378, 7238077, 11374121, 13846756, 14476154, 22748242, 28952308, 45496484, 79618847, 159237694, 318475388]

約数ペア:

[(1, 318475388), (2, 159237694), (4, 79618847), (7, 45496484), (11, 28952308), (14, 22748242), (22, 14476154), (23, 13846756), (28, 11374121), (44, 7238077), (46, 6923378), (61, 5220908), (67, 4753364), (77, 4136044), (92, 3461689), (121, 2632028), (122, 2610454), (134, 2376682), (154, 2068022), (161, 1978108), (242, 1316014), (244, 1305227), (253, 1258796), (268, 1188341), (308, 1034011), (322, 989054), (427, 745844), (469, 679052), (484, 658007), (506, 629398), (644, 494527), (671, 474628), (737, 432124), (847, 376004), (854, 372922), (938, 339526), (1012, 314699), (1342, 237314), (1403, 226996), (1474, 216062), (1541, 206668), (1694, 188002), (1708, 186461), (1771, 179828), (1876, 169763), (2684, 118657), (2783, 114436), (2806, 113498), (2948, 108031), (3082, 103334), (3388, 94001), (3542, 89914), (4087, 77924), (4697, 67804), (5159, 61732), (5566, 57218), (5612, 56749), (6164, 51667), (7084, 44957), (7381, 43148), (8107, 39284), (8174, 38962), (9394, 33902), (9821, 32428), (10318, 30866), (10787, 29524), (11132, 28609), (14762, 21574), (15433, 20636), (16214, 19642), (16348, 19481), (16951, 18788)]