188239688

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{439}}^1$

素因数の和:515

約数の個数: 128

約数和(自身を含む): 473088000

約数和(自身を除く): 284848312

約数列:

[1, 2, 4, 7, 8, 13, 14, 19, 26, 28, 31, 38, 52, 56, 62, 76, 91, 104, 124, 133, 152, 182, 217, 247, 248, 266, 364, 403, 434, 439, 494, 532, 589, 728, 806, 868, 878, 988, 1064, 1178, 1612, 1729, 1736, 1756, 1976, 2356, 2821, 3073, 3224, 3458, 3512, 4123, 4712, 5642, 5707, 6146, 6916, 7657, 8246, 8341, 11284, 11414, 12292, 13609, 13832, 15314, 16492, 16682, 22568, 22828, 24584, 27218, 30628, 32984, 33364, 39949, 45656, 53599, 54436, 58387, 61256, 66728, 79898, 95263, 107198, 108433, 108872, 116774, 159796, 176917, 190526, 214396, 216866, 233548, 258571, 319592, 353834, 381052, 428792, 433732, 467096, 517142, 707668, 759031, 762104, 867464, 1034284, 1238419, 1415336, 1518062, 1809997, 2068568, 2476838, 3036124, 3361423, 3619994, 4953676, 6072248, 6722846, 7239988, 9907352, 13445692, 14479976, 23529961, 26891384, 47059922, 94119844, 188239688]

約数ペア:

[(1, 188239688), (2, 94119844), (4, 47059922), (7, 26891384), (8, 23529961), (13, 14479976), (14, 13445692), (19, 9907352), (26, 7239988), (28, 6722846), (31, 6072248), (38, 4953676), (52, 3619994), (56, 3361423), (62, 3036124), (76, 2476838), (91, 2068568), (104, 1809997), (124, 1518062), (133, 1415336), (152, 1238419), (182, 1034284), (217, 867464), (247, 762104), (248, 759031), (266, 707668), (364, 517142), (403, 467096), (434, 433732), (439, 428792), (494, 381052), (532, 353834), (589, 319592), (728, 258571), (806, 233548), (868, 216866), (878, 214396), (988, 190526), (1064, 176917), (1178, 159796), (1612, 116774), (1729, 108872), (1736, 108433), (1756, 107198), (1976, 95263), (2356, 79898), (2821, 66728), (3073, 61256), (3224, 58387), (3458, 54436), (3512, 53599), (4123, 45656), (4712, 39949), (5642, 33364), (5707, 32984), (6146, 30628), (6916, 27218), (7657, 24584), (8246, 22828), (8341, 22568), (11284, 16682), (11414, 16492), (12292, 15314), (13609, 13832)]