80051220

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{148243}}^1$

素因数の和:148261

約数の個数: 48

約数和(自身を含む): 249049920

約数和(自身を除く): 168998700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 148243, 296486, 444729, 592972, 741215, 889458, 1334187, 1482430, 1778916, 2223645, 2668374, 2964860, 4002561, 4447290, 5336748, 6670935, 8005122, 8894580, 13341870, 16010244, 20012805, 26683740, 40025610, 80051220]

約数ペア:

[(1, 80051220), (2, 40025610), (3, 26683740), (4, 20012805), (5, 16010244), (6, 13341870), (9, 8894580), (10, 8005122), (12, 6670935), (15, 5336748), (18, 4447290), (20, 4002561), (27, 2964860), (30, 2668374), (36, 2223645), (45, 1778916), (54, 1482430), (60, 1334187), (90, 889458), (108, 741215), (135, 592972), (180, 444729), (270, 296486), (540, 148243)]