56257320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{66973}}^1$

素因数の和:66994

約数の個数: 64

約数和(自身を含む): 192885120

約数和(自身を除く): 136627800

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, 66973, 133946, 200919, 267892, 334865, 401838, 468811, 535784, 669730, 803676, 937622, 1004595, 1339460, 1406433, 1607352, 1875244, 2009190, 2344055, 2678920, 2812866, 3750488, 4018380, 4688110, 5625732, 7032165, 8036760, 9376220, 11251464, 14064330, 18752440, 28128660, 56257320]

約数ペア:

[(1, 56257320), (2, 28128660), (3, 18752440), (4, 14064330), (5, 11251464), (6, 9376220), (7, 8036760), (8, 7032165), (10, 5625732), (12, 4688110), (14, 4018380), (15, 3750488), (20, 2812866), (21, 2678920), (24, 2344055), (28, 2009190), (30, 1875244), (35, 1607352), (40, 1406433), (42, 1339460), (56, 1004595), (60, 937622), (70, 803676), (84, 669730), (105, 535784), (120, 468811), (140, 401838), (168, 334865), (210, 267892), (280, 200919), (420, 133946), (840, 66973)]