19941602640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{213599}}^1$

素因数の和:214004

約数の個数: 80

約数和(自身を含む): 61978176000

約数和(自身を除く): 42036573360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 389, 778, 1167, 1556, 1945, 2334, 3112, 3890, 4668, 5835, 6224, 7780, 9336, 11670, 15560, 18672, 23340, 31120, 46680, 93360, 213599, 427198, 640797, 854396, 1067995, 1281594, 1708792, 2135990, 2563188, 3203985, 3417584, 4271980, 5126376, 6407970, 8543960, 10252752, 12815940, 17087920, 25631880, 51263760, 83090011, 166180022, 249270033, 332360044, 415450055, 498540066, 664720088, 830900110, 997080132, 1246350165, 1329440176, 1661800220, 1994160264, 2492700330, 3323600440, 3988320528, 4985400660, 6647200880, 9970801320, 19941602640]

約数ペア:

[(1, 19941602640), (2, 9970801320), (3, 6647200880), (4, 4985400660), (5, 3988320528), (6, 3323600440), (8, 2492700330), (10, 1994160264), (12, 1661800220), (15, 1329440176), (16, 1246350165), (20, 997080132), (24, 830900110), (30, 664720088), (40, 498540066), (48, 415450055), (60, 332360044), (80, 249270033), (120, 166180022), (240, 83090011), (389, 51263760), (778, 25631880), (1167, 17087920), (1556, 12815940), (1945, 10252752), (2334, 8543960), (3112, 6407970), (3890, 5126376), (4668, 4271980), (5835, 3417584), (6224, 3203985), (7780, 2563188), (9336, 2135990), (11670, 1708792), (15560, 1281594), (18672, 1067995), (23340, 854396), (31120, 640797), (46680, 427198), (93360, 213599)]