123847568

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{227}}^1$

素因数の和:352

約数の個数: 80

約数和(自身を含む): 269941056

約数和(自身を除く): 146093488

約数列:

[1, 2, 4, 8, 13, 16, 26, 43, 52, 61, 86, 104, 122, 172, 208, 227, 244, 344, 454, 488, 559, 688, 793, 908, 976, 1118, 1586, 1816, 2236, 2623, 2951, 3172, 3632, 4472, 5246, 5902, 6344, 8944, 9761, 10492, 11804, 12688, 13847, 19522, 20984, 23608, 27694, 34099, 39044, 41968, 47216, 55388, 68198, 78088, 110776, 126893, 136396, 156176, 180011, 221552, 253786, 272792, 360022, 507572, 545584, 595421, 720044, 1015144, 1190842, 1440088, 2030288, 2381684, 2880176, 4763368, 7740473, 9526736, 15480946, 30961892, 61923784, 123847568]

約数ペア:

[(1, 123847568), (2, 61923784), (4, 30961892), (8, 15480946), (13, 9526736), (16, 7740473), (26, 4763368), (43, 2880176), (52, 2381684), (61, 2030288), (86, 1440088), (104, 1190842), (122, 1015144), (172, 720044), (208, 595421), (227, 545584), (244, 507572), (344, 360022), (454, 272792), (488, 253786), (559, 221552), (688, 180011), (793, 156176), (908, 136396), (976, 126893), (1118, 110776), (1586, 78088), (1816, 68198), (2236, 55388), (2623, 47216), (2951, 41968), (3172, 39044), (3632, 34099), (4472, 27694), (5246, 23608), (5902, 20984), (6344, 19522), (8944, 13847), (9761, 12688), (10492, 11804)]