123928620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{15767}}^1$

素因数の和:15910

約数の個数: 48

約数和(自身を含む): 349671168

約数和(自身を除く): 225742548

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 131, 262, 393, 524, 655, 786, 1310, 1572, 1965, 2620, 3930, 7860, 15767, 31534, 47301, 63068, 78835, 94602, 157670, 189204, 236505, 315340, 473010, 946020, 2065477, 4130954, 6196431, 8261908, 10327385, 12392862, 20654770, 24785724, 30982155, 41309540, 61964310, 123928620]

約数ペア:

[(1, 123928620), (2, 61964310), (3, 41309540), (4, 30982155), (5, 24785724), (6, 20654770), (10, 12392862), (12, 10327385), (15, 8261908), (20, 6196431), (30, 4130954), (60, 2065477), (131, 946020), (262, 473010), (393, 315340), (524, 236505), (655, 189204), (786, 157670), (1310, 94602), (1572, 78835), (1965, 63068), (2620, 47301), (3930, 31534), (7860, 15767)]