12929580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{659}}^1$

素因数の和:783

約数の個数: 72

約数和(自身を含む): 39639600

約数和(自身を除く): 26710020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 109, 180, 218, 327, 436, 545, 654, 659, 981, 1090, 1308, 1318, 1635, 1962, 1977, 2180, 2636, 3270, 3295, 3924, 3954, 4905, 5931, 6540, 6590, 7908, 9810, 9885, 11862, 13180, 19620, 19770, 23724, 29655, 39540, 59310, 71831, 118620, 143662, 215493, 287324, 359155, 430986, 646479, 718310, 861972, 1077465, 1292958, 1436620, 2154930, 2585916, 3232395, 4309860, 6464790, 12929580]

約数ペア:

[(1, 12929580), (2, 6464790), (3, 4309860), (4, 3232395), (5, 2585916), (6, 2154930), (9, 1436620), (10, 1292958), (12, 1077465), (15, 861972), (18, 718310), (20, 646479), (30, 430986), (36, 359155), (45, 287324), (60, 215493), (90, 143662), (109, 118620), (180, 71831), (218, 59310), (327, 39540), (436, 29655), (545, 23724), (654, 19770), (659, 19620), (981, 13180), (1090, 11862), (1308, 9885), (1318, 9810), (1635, 7908), (1962, 6590), (1977, 6540), (2180, 5931), (2636, 4905), (3270, 3954), (3295, 3924)]