78121110

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{2633}}^1$

素因数の和:2709

約数の個数: 64

約数和(自身を含む): 200268288

約数和(自身を除く): 122147178

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 43, 46, 69, 86, 115, 129, 138, 215, 230, 258, 345, 430, 645, 690, 989, 1290, 1978, 2633, 2967, 4945, 5266, 5934, 7899, 9890, 13165, 14835, 15798, 26330, 29670, 39495, 60559, 78990, 113219, 121118, 181677, 226438, 302795, 339657, 363354, 566095, 605590, 679314, 908385, 1132190, 1698285, 1816770, 2604037, 3396570, 5208074, 7812111, 13020185, 15624222, 26040370, 39060555, 78121110]

約数ペア:

[(1, 78121110), (2, 39060555), (3, 26040370), (5, 15624222), (6, 13020185), (10, 7812111), (15, 5208074), (23, 3396570), (30, 2604037), (43, 1816770), (46, 1698285), (69, 1132190), (86, 908385), (115, 679314), (129, 605590), (138, 566095), (215, 363354), (230, 339657), (258, 302795), (345, 226438), (430, 181677), (645, 121118), (690, 113219), (989, 78990), (1290, 60559), (1978, 39495), (2633, 29670), (2967, 26330), (4945, 15798), (5266, 14835), (5934, 13165), (7899, 9890)]