12219720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1289}}^1$

素因数の和:1382

約数の個数: 64

約数和(自身を含む): 37152000

約数和(自身を除く): 24932280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 79, 120, 158, 237, 316, 395, 474, 632, 790, 948, 1185, 1289, 1580, 1896, 2370, 2578, 3160, 3867, 4740, 5156, 6445, 7734, 9480, 10312, 12890, 15468, 19335, 25780, 30936, 38670, 51560, 77340, 101831, 154680, 203662, 305493, 407324, 509155, 610986, 814648, 1018310, 1221972, 1527465, 2036620, 2443944, 3054930, 4073240, 6109860, 12219720]

約数ペア:

[(1, 12219720), (2, 6109860), (3, 4073240), (4, 3054930), (5, 2443944), (6, 2036620), (8, 1527465), (10, 1221972), (12, 1018310), (15, 814648), (20, 610986), (24, 509155), (30, 407324), (40, 305493), (60, 203662), (79, 154680), (120, 101831), (158, 77340), (237, 51560), (316, 38670), (395, 30936), (474, 25780), (632, 19335), (790, 15468), (948, 12890), (1185, 10312), (1289, 9480), (1580, 7734), (1896, 6445), (2370, 5156), (2578, 4740), (3160, 3867)]