80753520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{7159}}^1$

素因数の和:7222

約数の個数: 80

約数和(自身を含む): 255697920

約数和(自身を除く): 174944400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 47, 48, 60, 80, 94, 120, 141, 188, 235, 240, 282, 376, 470, 564, 705, 752, 940, 1128, 1410, 1880, 2256, 2820, 3760, 5640, 7159, 11280, 14318, 21477, 28636, 35795, 42954, 57272, 71590, 85908, 107385, 114544, 143180, 171816, 214770, 286360, 336473, 343632, 429540, 572720, 672946, 859080, 1009419, 1345892, 1682365, 1718160, 2018838, 2691784, 3364730, 4037676, 5047095, 5383568, 6729460, 8075352, 10094190, 13458920, 16150704, 20188380, 26917840, 40376760, 80753520]

約数ペア:

[(1, 80753520), (2, 40376760), (3, 26917840), (4, 20188380), (5, 16150704), (6, 13458920), (8, 10094190), (10, 8075352), (12, 6729460), (15, 5383568), (16, 5047095), (20, 4037676), (24, 3364730), (30, 2691784), (40, 2018838), (47, 1718160), (48, 1682365), (60, 1345892), (80, 1009419), (94, 859080), (120, 672946), (141, 572720), (188, 429540), (235, 343632), (240, 336473), (282, 286360), (376, 214770), (470, 171816), (564, 143180), (705, 114544), (752, 107385), (940, 85908), (1128, 71590), (1410, 57272), (1880, 42954), (2256, 35795), (2820, 28636), (3760, 21477), (5640, 14318), (7159, 11280)]