121990320

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{56477}}^1$

素因数の和:56499

約数の個数: 80

約数和(自身を含む): 420196320

約数和(自身を除く): 298206000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 56477, 112954, 169431, 225908, 282385, 338862, 451816, 508293, 564770, 677724, 847155, 903632, 1016586, 1129540, 1355448, 1524879, 1694310, 2033172, 2259080, 2541465, 2710896, 3049758, 3388620, 4066344, 4518160, 5082930, 6099516, 6777240, 7624395, 8132688, 10165860, 12199032, 13554480, 15248790, 20331720, 24398064, 30497580, 40663440, 60995160, 121990320]

約数ペア:

[(1, 121990320), (2, 60995160), (3, 40663440), (4, 30497580), (5, 24398064), (6, 20331720), (8, 15248790), (9, 13554480), (10, 12199032), (12, 10165860), (15, 8132688), (16, 7624395), (18, 6777240), (20, 6099516), (24, 5082930), (27, 4518160), (30, 4066344), (36, 3388620), (40, 3049758), (45, 2710896), (48, 2541465), (54, 2259080), (60, 2033172), (72, 1694310), (80, 1524879), (90, 1355448), (108, 1129540), (120, 1016586), (135, 903632), (144, 847155), (180, 677724), (216, 564770), (240, 508293), (270, 451816), (360, 338862), (432, 282385), (540, 225908), (720, 169431), (1080, 112954), (2160, 56477)]