408839220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{28751}}^1$

素因数の和:28845

約数の個数: 72

約数和(自身を含む): 1255887360

約数和(自身を除く): 847048140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 79, 90, 158, 180, 237, 316, 395, 474, 711, 790, 948, 1185, 1422, 1580, 2370, 2844, 3555, 4740, 7110, 14220, 28751, 57502, 86253, 115004, 143755, 172506, 258759, 287510, 345012, 431265, 517518, 575020, 862530, 1035036, 1293795, 1725060, 2271329, 2587590, 4542658, 5175180, 6813987, 9085316, 11356645, 13627974, 20441961, 22713290, 27255948, 34069935, 40883922, 45426580, 68139870, 81767844, 102209805, 136279740, 204419610, 408839220]

約数ペア:

[(1, 408839220), (2, 204419610), (3, 136279740), (4, 102209805), (5, 81767844), (6, 68139870), (9, 45426580), (10, 40883922), (12, 34069935), (15, 27255948), (18, 22713290), (20, 20441961), (30, 13627974), (36, 11356645), (45, 9085316), (60, 6813987), (79, 5175180), (90, 4542658), (158, 2587590), (180, 2271329), (237, 1725060), (316, 1293795), (395, 1035036), (474, 862530), (711, 575020), (790, 517518), (948, 431265), (1185, 345012), (1422, 287510), (1580, 258759), (2370, 172506), (2844, 143755), (3555, 115004), (4740, 86253), (7110, 57502), (14220, 28751)]