242575840

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^2\times {\mathrm{8971}}^1$

素因数の和:9012

約数の個数: 72

約数和(自身を含む): 620629128

約数和(自身を除く): 378053288

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 169, 208, 260, 338, 416, 520, 676, 845, 1040, 1352, 1690, 2080, 2704, 3380, 5408, 6760, 8971, 13520, 17942, 27040, 35884, 44855, 71768, 89710, 116623, 143536, 179420, 233246, 287072, 358840, 466492, 583115, 717680, 932984, 1166230, 1435360, 1516099, 1865968, 2332460, 3032198, 3731936, 4664920, 6064396, 7580495, 9329840, 12128792, 15160990, 18659680, 24257584, 30321980, 48515168, 60643960, 121287920, 242575840]

約数ペア:

[(1, 242575840), (2, 121287920), (4, 60643960), (5, 48515168), (8, 30321980), (10, 24257584), (13, 18659680), (16, 15160990), (20, 12128792), (26, 9329840), (32, 7580495), (40, 6064396), (52, 4664920), (65, 3731936), (80, 3032198), (104, 2332460), (130, 1865968), (160, 1516099), (169, 1435360), (208, 1166230), (260, 932984), (338, 717680), (416, 583115), (520, 466492), (676, 358840), (845, 287072), (1040, 233246), (1352, 179420), (1690, 143536), (2080, 116623), (2704, 89710), (3380, 71768), (5408, 44855), (6760, 35884), (8971, 27040), (13520, 17942)]