138496860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{10837}}^1$

素因数の和:10923

約数の個数: 72

約数和(自身を含む): 426063456

約数和(自身を除く): 287566596

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 355, 426, 639, 710, 852, 1065, 1278, 1420, 2130, 2556, 3195, 4260, 6390, 10837, 12780, 21674, 32511, 43348, 54185, 65022, 97533, 108370, 130044, 162555, 195066, 216740, 325110, 390132, 487665, 650220, 769427, 975330, 1538854, 1950660, 2308281, 3077708, 3847135, 4616562, 6924843, 7694270, 9233124, 11541405, 13849686, 15388540, 23082810, 27699372, 34624215, 46165620, 69248430, 138496860]

約数ペア:

[(1, 138496860), (2, 69248430), (3, 46165620), (4, 34624215), (5, 27699372), (6, 23082810), (9, 15388540), (10, 13849686), (12, 11541405), (15, 9233124), (18, 7694270), (20, 6924843), (30, 4616562), (36, 3847135), (45, 3077708), (60, 2308281), (71, 1950660), (90, 1538854), (142, 975330), (180, 769427), (213, 650220), (284, 487665), (355, 390132), (426, 325110), (639, 216740), (710, 195066), (852, 162555), (1065, 130044), (1278, 108370), (1420, 97533), (2130, 65022), (2556, 54185), (3195, 43348), (4260, 32511), (6390, 21674), (10837, 12780)]