138047940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{439}}^1\times {\mathrm{1747}}^1$

素因数の和:2201

約数の個数: 72

約数和(自身を含む): 419939520

約数和(自身を除く): 281891580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 439, 878, 1317, 1747, 1756, 2195, 2634, 3494, 3951, 4390, 5241, 5268, 6585, 6988, 7902, 8735, 8780, 10482, 13170, 15723, 15804, 17470, 19755, 20964, 26205, 26340, 31446, 34940, 39510, 52410, 62892, 78615, 79020, 104820, 157230, 314460, 766933, 1533866, 2300799, 3067732, 3834665, 4601598, 6902397, 7669330, 9203196, 11503995, 13804794, 15338660, 23007990, 27609588, 34511985, 46015980, 69023970, 138047940]

約数ペア:

[(1, 138047940), (2, 69023970), (3, 46015980), (4, 34511985), (5, 27609588), (6, 23007990), (9, 15338660), (10, 13804794), (12, 11503995), (15, 9203196), (18, 7669330), (20, 6902397), (30, 4601598), (36, 3834665), (45, 3067732), (60, 2300799), (90, 1533866), (180, 766933), (439, 314460), (878, 157230), (1317, 104820), (1747, 79020), (1756, 78615), (2195, 62892), (2634, 52410), (3494, 39510), (3951, 34940), (4390, 31446), (5241, 26340), (5268, 26205), (6585, 20964), (6988, 19755), (7902, 17470), (8735, 15804), (8780, 15723), (10482, 13170)]