212979960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{591611}}^1$

素因数の和:591628

約数の個数: 48

約数和(自身を含む): 692186040

約数和(自身を除く): 479206080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 591611, 1183222, 1774833, 2366444, 2958055, 3549666, 4732888, 5324499, 5916110, 7099332, 8874165, 10648998, 11832220, 14198664, 17748330, 21297996, 23664440, 26622495, 35496660, 42595992, 53244990, 70993320, 106489980, 212979960]

約数ペア:

[(1, 212979960), (2, 106489980), (3, 70993320), (4, 53244990), (5, 42595992), (6, 35496660), (8, 26622495), (9, 23664440), (10, 21297996), (12, 17748330), (15, 14198664), (18, 11832220), (20, 10648998), (24, 8874165), (30, 7099332), (36, 5916110), (40, 5324499), (45, 4732888), (60, 3549666), (72, 2958055), (90, 2366444), (120, 1774833), (180, 1183222), (360, 591611)]