217804080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{69809}}^1$

素因数の和:69838

約数の個数: 80

約数和(自身を含む): 727140960

約数和(自身を除く): 509336880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 69809, 139618, 209427, 279236, 349045, 418854, 558472, 698090, 837708, 907517, 1047135, 1116944, 1396180, 1675416, 1815034, 2094270, 2722551, 2792360, 3350832, 3630068, 4188540, 4537585, 5445102, 5584720, 7260136, 8377080, 9075170, 10890204, 13612755, 14520272, 16754160, 18150340, 21780408, 27225510, 36300680, 43560816, 54451020, 72601360, 108902040, 217804080]

約数ペア:

[(1, 217804080), (2, 108902040), (3, 72601360), (4, 54451020), (5, 43560816), (6, 36300680), (8, 27225510), (10, 21780408), (12, 18150340), (13, 16754160), (15, 14520272), (16, 13612755), (20, 10890204), (24, 9075170), (26, 8377080), (30, 7260136), (39, 5584720), (40, 5445102), (48, 4537585), (52, 4188540), (60, 3630068), (65, 3350832), (78, 2792360), (80, 2722551), (104, 2094270), (120, 1815034), (130, 1675416), (156, 1396180), (195, 1116944), (208, 1047135), (240, 907517), (260, 837708), (312, 698090), (390, 558472), (520, 418854), (624, 349045), (780, 279236), (1040, 209427), (1560, 139618), (3120, 69809)]