51188040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{142189}}^1$

素因数の和:142206

約数の個数: 48

約数和(自身を含む): 166362300

約数和(自身を除く): 115174260

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 142189, 284378, 426567, 568756, 710945, 853134, 1137512, 1279701, 1421890, 1706268, 2132835, 2559402, 2843780, 3412536, 4265670, 5118804, 5687560, 6398505, 8531340, 10237608, 12797010, 17062680, 25594020, 51188040]

約数ペア:

[(1, 51188040), (2, 25594020), (3, 17062680), (4, 12797010), (5, 10237608), (6, 8531340), (8, 6398505), (9, 5687560), (10, 5118804), (12, 4265670), (15, 3412536), (18, 2843780), (20, 2559402), (24, 2132835), (30, 1706268), (36, 1421890), (40, 1279701), (45, 1137512), (60, 853134), (72, 710945), (90, 568756), (120, 426567), (180, 284378), (360, 142189)]