15289320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{1237}}^1$

素因数の和:1354

約数の個数: 64

約数和(自身を含む): 46350720

約数和(自身を除く): 31061400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 103, 120, 206, 309, 412, 515, 618, 824, 1030, 1236, 1237, 1545, 2060, 2472, 2474, 3090, 3711, 4120, 4948, 6180, 6185, 7422, 9896, 12360, 12370, 14844, 18555, 24740, 29688, 37110, 49480, 74220, 127411, 148440, 254822, 382233, 509644, 637055, 764466, 1019288, 1274110, 1528932, 1911165, 2548220, 3057864, 3822330, 5096440, 7644660, 15289320]

約数ペア:

[(1, 15289320), (2, 7644660), (3, 5096440), (4, 3822330), (5, 3057864), (6, 2548220), (8, 1911165), (10, 1528932), (12, 1274110), (15, 1019288), (20, 764466), (24, 637055), (30, 509644), (40, 382233), (60, 254822), (103, 148440), (120, 127411), (206, 74220), (309, 49480), (412, 37110), (515, 29688), (618, 24740), (824, 18555), (1030, 14844), (1236, 12370), (1237, 12360), (1545, 9896), (2060, 7422), (2472, 6185), (2474, 6180), (3090, 4948), (3711, 4120)]