129389580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{229}}^1$

素因数の和:360

約数の個数: 144

約数和(自身を含む): 408888480

約数和(自身を除く): 279498900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 73, 86, 90, 129, 146, 172, 180, 215, 219, 229, 258, 292, 365, 387, 430, 438, 458, 516, 645, 657, 687, 730, 774, 860, 876, 916, 1095, 1145, 1290, 1314, 1374, 1460, 1548, 1935, 2061, 2190, 2290, 2580, 2628, 2748, 3139, 3285, 3435, 3870, 4122, 4380, 4580, 6278, 6570, 6870, 7740, 8244, 9417, 9847, 10305, 12556, 13140, 13740, 15695, 16717, 18834, 19694, 20610, 28251, 29541, 31390, 33434, 37668, 39388, 41220, 47085, 49235, 50151, 56502, 59082, 62780, 66868, 83585, 88623, 94170, 98470, 100302, 113004, 118164, 141255, 147705, 150453, 167170, 177246, 188340, 196940, 200604, 250755, 282510, 295410, 300906, 334340, 354492, 443115, 501510, 565020, 590820, 601812, 718831, 752265, 886230, 1003020, 1437662, 1504530, 1772460, 2156493, 2875324, 3009060, 3594155, 4312986, 6469479, 7188310, 8625972, 10782465, 12938958, 14376620, 21564930, 25877916, 32347395, 43129860, 64694790, 129389580]

約数ペア:

[(1, 129389580), (2, 64694790), (3, 43129860), (4, 32347395), (5, 25877916), (6, 21564930), (9, 14376620), (10, 12938958), (12, 10782465), (15, 8625972), (18, 7188310), (20, 6469479), (30, 4312986), (36, 3594155), (43, 3009060), (45, 2875324), (60, 2156493), (73, 1772460), (86, 1504530), (90, 1437662), (129, 1003020), (146, 886230), (172, 752265), (180, 718831), (215, 601812), (219, 590820), (229, 565020), (258, 501510), (292, 443115), (365, 354492), (387, 334340), (430, 300906), (438, 295410), (458, 282510), (516, 250755), (645, 200604), (657, 196940), (687, 188340), (730, 177246), (774, 167170), (860, 150453), (876, 147705), (916, 141255), (1095, 118164), (1145, 113004), (1290, 100302), (1314, 98470), (1374, 94170), (1460, 88623), (1548, 83585), (1935, 66868), (2061, 62780), (2190, 59082), (2290, 56502), (2580, 50151), (2628, 49235), (2748, 47085), (3139, 41220), (3285, 39388), (3435, 37668), (3870, 33434), (4122, 31390), (4380, 29541), (4580, 28251), (6278, 20610), (6570, 19694), (6870, 18834), (7740, 16717), (8244, 15695), (9417, 13740), (9847, 13140), (10305, 12556)]