15687120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{401}}^1$

素因数の和:580

約数の個数: 80

約数和(自身を含む): 49050432

約数和(自身を除く): 33363312

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 163, 240, 326, 401, 489, 652, 802, 815, 978, 1203, 1304, 1604, 1630, 1956, 2005, 2406, 2445, 2608, 3208, 3260, 3912, 4010, 4812, 4890, 6015, 6416, 6520, 7824, 8020, 9624, 9780, 12030, 13040, 16040, 19248, 19560, 24060, 32080, 39120, 48120, 65363, 96240, 130726, 196089, 261452, 326815, 392178, 522904, 653630, 784356, 980445, 1045808, 1307260, 1568712, 1960890, 2614520, 3137424, 3921780, 5229040, 7843560, 15687120]

約数ペア:

[(1, 15687120), (2, 7843560), (3, 5229040), (4, 3921780), (5, 3137424), (6, 2614520), (8, 1960890), (10, 1568712), (12, 1307260), (15, 1045808), (16, 980445), (20, 784356), (24, 653630), (30, 522904), (40, 392178), (48, 326815), (60, 261452), (80, 196089), (120, 130726), (163, 96240), (240, 65363), (326, 48120), (401, 39120), (489, 32080), (652, 24060), (802, 19560), (815, 19248), (978, 16040), (1203, 13040), (1304, 12030), (1604, 9780), (1630, 9624), (1956, 8020), (2005, 7824), (2406, 6520), (2445, 6416), (2608, 6015), (3208, 4890), (3260, 4812), (3912, 4010)]