74172840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{88301}}^1$

素因数の和:88322

約数の個数: 64

約数和(自身を含む): 254309760

約数和(自身を除く): 180136920

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, 88301, 176602, 264903, 353204, 441505, 529806, 618107, 706408, 883010, 1059612, 1236214, 1324515, 1766020, 1854321, 2119224, 2472428, 2649030, 3090535, 3532040, 3708642, 4944856, 5298060, 6181070, 7417284, 9271605, 10596120, 12362140, 14834568, 18543210, 24724280, 37086420, 74172840]

約数ペア:

[(1, 74172840), (2, 37086420), (3, 24724280), (4, 18543210), (5, 14834568), (6, 12362140), (7, 10596120), (8, 9271605), (10, 7417284), (12, 6181070), (14, 5298060), (15, 4944856), (20, 3708642), (21, 3532040), (24, 3090535), (28, 2649030), (30, 2472428), (35, 2119224), (40, 1854321), (42, 1766020), (56, 1324515), (60, 1236214), (70, 1059612), (84, 883010), (105, 706408), (120, 618107), (140, 529806), (168, 441505), (210, 353204), (280, 264903), (420, 176602), (840, 88301)]