15937320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{18973}}^1$

素因数の和:18994

約数の個数: 64

約数和(自身を含む): 54645120

約数和(自身を除く): 38707800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 18973, 37946, 56919, 75892, 94865, 113838, 132811, 151784, 189730, 227676, 265622, 284595, 379460, 398433, 455352, 531244, 569190, 664055, 758920, 796866, 1062488, 1138380, 1328110, 1593732, 1992165, 2276760, 2656220, 3187464, 3984330, 5312440, 7968660, 15937320]

約数ペア:

[(1, 15937320), (2, 7968660), (3, 5312440), (4, 3984330), (5, 3187464), (6, 2656220), (7, 2276760), (8, 1992165), (10, 1593732), (12, 1328110), (14, 1138380), (15, 1062488), (20, 796866), (21, 758920), (24, 664055), (28, 569190), (30, 531244), (35, 455352), (40, 398433), (42, 379460), (56, 284595), (60, 265622), (70, 227676), (84, 189730), (105, 151784), (120, 132811), (140, 113838), (168, 94865), (210, 75892), (280, 56919), (420, 37946), (840, 18973)]