165396420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{131267}}^1$

素因数の和:131289

約数の個数: 72

約数和(自身を含む): 573378624

約数和(自身を除く): 407982204

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 131267, 262534, 393801, 525068, 656335, 787602, 918869, 1181403, 1312670, 1575204, 1837738, 1969005, 2362806, 2625340, 2756607, 3675476, 3938010, 4594345, 4725612, 5513214, 5907015, 7876020, 8269821, 9188690, 11026428, 11814030, 13783035, 16539642, 18377380, 23628060, 27566070, 33079284, 41349105, 55132140, 82698210, 165396420]

約数ペア:

[(1, 165396420), (2, 82698210), (3, 55132140), (4, 41349105), (5, 33079284), (6, 27566070), (7, 23628060), (9, 18377380), (10, 16539642), (12, 13783035), (14, 11814030), (15, 11026428), (18, 9188690), (20, 8269821), (21, 7876020), (28, 5907015), (30, 5513214), (35, 4725612), (36, 4594345), (42, 3938010), (45, 3675476), (60, 2756607), (63, 2625340), (70, 2362806), (84, 1969005), (90, 1837738), (105, 1575204), (126, 1312670), (140, 1181403), (180, 918869), (210, 787602), (252, 656335), (315, 525068), (420, 393801), (630, 262534), (1260, 131267)]