64786440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{2713}}^1$

素因数の和:2926

約数の個数: 64

約数和(自身を含む): 195408000

約数和(自身を除く): 130621560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 199, 398, 597, 796, 995, 1194, 1592, 1990, 2388, 2713, 2985, 3980, 4776, 5426, 5970, 7960, 8139, 10852, 11940, 13565, 16278, 21704, 23880, 27130, 32556, 40695, 54260, 65112, 81390, 108520, 162780, 325560, 539887, 1079774, 1619661, 2159548, 2699435, 3239322, 4319096, 5398870, 6478644, 8098305, 10797740, 12957288, 16196610, 21595480, 32393220, 64786440]

約数ペア:

[(1, 64786440), (2, 32393220), (3, 21595480), (4, 16196610), (5, 12957288), (6, 10797740), (8, 8098305), (10, 6478644), (12, 5398870), (15, 4319096), (20, 3239322), (24, 2699435), (30, 2159548), (40, 1619661), (60, 1079774), (120, 539887), (199, 325560), (398, 162780), (597, 108520), (796, 81390), (995, 65112), (1194, 54260), (1592, 40695), (1990, 32556), (2388, 27130), (2713, 23880), (2985, 21704), (3980, 16278), (4776, 13565), (5426, 11940), (5970, 10852), (7960, 8139)]