478389420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{115553}}^1$

素因数の和:115591

約数の個数: 72

約数和(自身を含む): 1514219616

約数和(自身を除く): 1035830196

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 115553, 231106, 346659, 462212, 577765, 693318, 1039977, 1155530, 1386636, 1733295, 2079954, 2311060, 2657719, 3466590, 4159908, 5199885, 5315438, 6933180, 7973157, 10399770, 10630876, 13288595, 15946314, 20799540, 23919471, 26577190, 31892628, 39865785, 47838942, 53154380, 79731570, 95677884, 119597355, 159463140, 239194710, 478389420]

約数ペア:

[(1, 478389420), (2, 239194710), (3, 159463140), (4, 119597355), (5, 95677884), (6, 79731570), (9, 53154380), (10, 47838942), (12, 39865785), (15, 31892628), (18, 26577190), (20, 23919471), (23, 20799540), (30, 15946314), (36, 13288595), (45, 10630876), (46, 10399770), (60, 7973157), (69, 6933180), (90, 5315438), (92, 5199885), (115, 4159908), (138, 3466590), (180, 2657719), (207, 2311060), (230, 2079954), (276, 1733295), (345, 1386636), (414, 1155530), (460, 1039977), (690, 693318), (828, 577765), (1035, 462212), (1380, 346659), (2070, 231106), (4140, 115553)]