80920920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{6547}}^1$

素因数の和:6664

約数の個数: 64

約数和(自身を含む): 245157120

約数和(自身を除く): 164236200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 103, 120, 206, 309, 412, 515, 618, 824, 1030, 1236, 1545, 2060, 2472, 3090, 4120, 6180, 6547, 12360, 13094, 19641, 26188, 32735, 39282, 52376, 65470, 78564, 98205, 130940, 157128, 196410, 261880, 392820, 674341, 785640, 1348682, 2023023, 2697364, 3371705, 4046046, 5394728, 6743410, 8092092, 10115115, 13486820, 16184184, 20230230, 26973640, 40460460, 80920920]

約数ペア:

[(1, 80920920), (2, 40460460), (3, 26973640), (4, 20230230), (5, 16184184), (6, 13486820), (8, 10115115), (10, 8092092), (12, 6743410), (15, 5394728), (20, 4046046), (24, 3371705), (30, 2697364), (40, 2023023), (60, 1348682), (103, 785640), (120, 674341), (206, 392820), (309, 261880), (412, 196410), (515, 157128), (618, 130940), (824, 98205), (1030, 78564), (1236, 65470), (1545, 52376), (2060, 39282), (2472, 32735), (3090, 26188), (4120, 19641), (6180, 13094), (6547, 12360)]