278380649265

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1\times {\mathrm{293}}^1\times {\mathrm{4483}}^1$

素因数の和:5054

約数の個数: 64

約数和(自身を含む): 455603097600

約数和(自身を除く): 177222448335

約数列:

[1, 3, 5, 15, 71, 199, 213, 293, 355, 597, 879, 995, 1065, 1465, 2985, 4395, 4483, 13449, 14129, 20803, 22415, 42387, 58307, 62409, 67245, 70645, 104015, 174921, 211935, 291535, 312045, 318293, 874605, 892117, 954879, 1313519, 1591465, 2676351, 3940557, 4139797, 4460585, 4774395, 6567595, 12419391, 13381755, 19702785, 20698985, 62096955, 63340307, 93259849, 190020921, 261390281, 279779547, 316701535, 466299245, 784170843, 950104605, 1306951405, 1398897735, 3920854215, 18558709951, 55676129853, 92793549755, 278380649265]

約数ペア:

[(1, 278380649265), (3, 92793549755), (5, 55676129853), (15, 18558709951), (71, 3920854215), (199, 1398897735), (213, 1306951405), (293, 950104605), (355, 784170843), (597, 466299245), (879, 316701535), (995, 279779547), (1065, 261390281), (1465, 190020921), (2985, 93259849), (4395, 63340307), (4483, 62096955), (13449, 20698985), (14129, 19702785), (20803, 13381755), (22415, 12419391), (42387, 6567595), (58307, 4774395), (62409, 4460585), (67245, 4139797), (70645, 3940557), (104015, 2676351), (174921, 1591465), (211935, 1313519), (291535, 954879), (312045, 892117), (318293, 874605)]