2199697380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{394211}}^1$

素因数の和:394257

約数の個数: 72

約数和(自身を含む): 6887672064

約数和(自身を除く): 4687974684

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 394211, 788422, 1182633, 1576844, 1971055, 2365266, 3547899, 3942110, 4730532, 5913165, 7095798, 7884220, 11826330, 12220541, 14191596, 17739495, 23652660, 24441082, 35478990, 36661623, 48882164, 61102705, 70957980, 73323246, 109984869, 122205410, 146646492, 183308115, 219969738, 244410820, 366616230, 439939476, 549924345, 733232460, 1099848690, 2199697380]

約数ペア:

[(1, 2199697380), (2, 1099848690), (3, 733232460), (4, 549924345), (5, 439939476), (6, 366616230), (9, 244410820), (10, 219969738), (12, 183308115), (15, 146646492), (18, 122205410), (20, 109984869), (30, 73323246), (31, 70957980), (36, 61102705), (45, 48882164), (60, 36661623), (62, 35478990), (90, 24441082), (93, 23652660), (124, 17739495), (155, 14191596), (180, 12220541), (186, 11826330), (279, 7884220), (310, 7095798), (372, 5913165), (465, 4730532), (558, 3942110), (620, 3547899), (930, 2365266), (1116, 1971055), (1395, 1576844), (1860, 1182633), (2790, 788422), (5580, 394211)]