109090980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{1831}}^1$

素因数の和:2177

約数の個数: 72

約数和(自身を含む): 332090304

約数和(自身を除く): 222999324

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 331, 662, 993, 1324, 1655, 1831, 1986, 2979, 3310, 3662, 3972, 4965, 5493, 5958, 6620, 7324, 9155, 9930, 10986, 11916, 14895, 16479, 18310, 19860, 21972, 27465, 29790, 32958, 36620, 54930, 59580, 65916, 82395, 109860, 164790, 329580, 606061, 1212122, 1818183, 2424244, 3030305, 3636366, 5454549, 6060610, 7272732, 9090915, 10909098, 12121220, 18181830, 21818196, 27272745, 36363660, 54545490, 109090980]

約数ペア:

[(1, 109090980), (2, 54545490), (3, 36363660), (4, 27272745), (5, 21818196), (6, 18181830), (9, 12121220), (10, 10909098), (12, 9090915), (15, 7272732), (18, 6060610), (20, 5454549), (30, 3636366), (36, 3030305), (45, 2424244), (60, 1818183), (90, 1212122), (180, 606061), (331, 329580), (662, 164790), (993, 109860), (1324, 82395), (1655, 65916), (1831, 59580), (1986, 54930), (2979, 36620), (3310, 32958), (3662, 29790), (3972, 27465), (4965, 21972), (5493, 19860), (5958, 18310), (6620, 16479), (7324, 14895), (9155, 11916), (9930, 10986)]