220178160

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{305803}}^1$

素因数の和:305822

約数の個数: 60

約数和(自身を含む): 739434072

約数和(自身を除く): 519255912

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 305803, 611606, 917409, 1223212, 1529015, 1834818, 2446424, 2752227, 3058030, 3669636, 4587045, 4892848, 5504454, 6116060, 7339272, 9174090, 11008908, 12232120, 13761135, 14678544, 18348180, 22017816, 24464240, 27522270, 36696360, 44035632, 55044540, 73392720, 110089080, 220178160]

約数ペア:

[(1, 220178160), (2, 110089080), (3, 73392720), (4, 55044540), (5, 44035632), (6, 36696360), (8, 27522270), (9, 24464240), (10, 22017816), (12, 18348180), (15, 14678544), (16, 13761135), (18, 12232120), (20, 11008908), (24, 9174090), (30, 7339272), (36, 6116060), (40, 5504454), (45, 4892848), (48, 4587045), (60, 3669636), (72, 3058030), (80, 2752227), (90, 2446424), (120, 1834818), (144, 1529015), (180, 1223212), (240, 917409), (360, 611606), (720, 305803)]