18645660

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:145

約数の個数: 192

約数和(自身を含む): 65640960

約数和(自身を除く): 46995300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 43, 44, 45, 54, 55, 60, 66, 73, 86, 90, 99, 108, 110, 129, 132, 135, 146, 165, 172, 180, 198, 215, 219, 220, 258, 270, 292, 297, 330, 365, 387, 396, 430, 438, 473, 495, 516, 540, 594, 645, 657, 660, 730, 774, 803, 860, 876, 946, 990, 1095, 1161, 1188, 1290, 1314, 1419, 1460, 1485, 1548, 1606, 1892, 1935, 1971, 1980, 2190, 2322, 2365, 2409, 2580, 2628, 2838, 2970, 3139, 3212, 3285, 3870, 3942, 4015, 4257, 4380, 4644, 4730, 4818, 5676, 5805, 5940, 6278, 6570, 7095, 7227, 7740, 7884, 8030, 8514, 9417, 9460, 9636, 9855, 11610, 12045, 12556, 12771, 13140, 14190, 14454, 15695, 16060, 17028, 18834, 19710, 21285, 21681, 23220, 24090, 25542, 28251, 28380, 28908, 31390, 34529, 36135, 37668, 39420, 42570, 43362, 47085, 48180, 51084, 56502, 62780, 63855, 69058, 72270, 84753, 85140, 86724, 94170, 103587, 108405, 113004, 127710, 138116, 141255, 144540, 169506, 172645, 188340, 207174, 216810, 255420, 282510, 310761, 339012, 345290, 414348, 423765, 433620, 517935, 565020, 621522, 690580, 847530, 932283, 1035870, 1243044, 1553805, 1695060, 1864566, 2071740, 3107610, 3729132, 4661415, 6215220, 9322830, 18645660]

約数ペア:

[(1, 18645660), (2, 9322830), (3, 6215220), (4, 4661415), (5, 3729132), (6, 3107610), (9, 2071740), (10, 1864566), (11, 1695060), (12, 1553805), (15, 1243044), (18, 1035870), (20, 932283), (22, 847530), (27, 690580), (30, 621522), (33, 565020), (36, 517935), (43, 433620), (44, 423765), (45, 414348), (54, 345290), (55, 339012), (60, 310761), (66, 282510), (73, 255420), (86, 216810), (90, 207174), (99, 188340), (108, 172645), (110, 169506), (129, 144540), (132, 141255), (135, 138116), (146, 127710), (165, 113004), (172, 108405), (180, 103587), (198, 94170), (215, 86724), (219, 85140), (220, 84753), (258, 72270), (270, 69058), (292, 63855), (297, 62780), (330, 56502), (365, 51084), (387, 48180), (396, 47085), (430, 43362), (438, 42570), (473, 39420), (495, 37668), (516, 36135), (540, 34529), (594, 31390), (645, 28908), (657, 28380), (660, 28251), (730, 25542), (774, 24090), (803, 23220), (860, 21681), (876, 21285), (946, 19710), (990, 18834), (1095, 17028), (1161, 16060), (1188, 15695), (1290, 14454), (1314, 14190), (1419, 13140), (1460, 12771), (1485, 12556), (1548, 12045), (1606, 11610), (1892, 9855), (1935, 9636), (1971, 9460), (1980, 9417), (2190, 8514), (2322, 8030), (2365, 7884), (2409, 7740), (2580, 7227), (2628, 7095), (2838, 6570), (2970, 6278), (3139, 5940), (3212, 5805), (3285, 5676), (3870, 4818), (3942, 4730), (4015, 4644), (4257, 4380)]