212403420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1180019}}^1$

素因数の和:1180034

約数の個数: 36

約数和(自身を含む): 644290920

約数和(自身を除く): 431887500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1180019, 2360038, 3540057, 4720076, 5900095, 7080114, 10620171, 11800190, 14160228, 17700285, 21240342, 23600380, 35400570, 42480684, 53100855, 70801140, 106201710, 212403420]

約数ペア:

[(1, 212403420), (2, 106201710), (3, 70801140), (4, 53100855), (5, 42480684), (6, 35400570), (9, 23600380), (10, 21240342), (12, 17700285), (15, 14160228), (18, 11800190), (20, 10620171), (30, 7080114), (36, 5900095), (45, 4720076), (60, 3540057), (90, 2360038), (180, 1180019)]