72073680

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{42901}}^1$

素因数の和:42924

約数の個数: 80

約数和(自身を含む): 255352704

約数和(自身を除く): 183279024

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 42901, 85802, 128703, 171604, 214505, 257406, 300307, 343208, 429010, 514812, 600614, 643515, 686416, 858020, 900921, 1029624, 1201228, 1287030, 1501535, 1716040, 1801842, 2059248, 2402456, 2574060, 3003070, 3432080, 3603684, 4504605, 4804912, 5148120, 6006140, 7207368, 9009210, 10296240, 12012280, 14414736, 18018420, 24024560, 36036840, 72073680]

約数ペア:

[(1, 72073680), (2, 36036840), (3, 24024560), (4, 18018420), (5, 14414736), (6, 12012280), (7, 10296240), (8, 9009210), (10, 7207368), (12, 6006140), (14, 5148120), (15, 4804912), (16, 4504605), (20, 3603684), (21, 3432080), (24, 3003070), (28, 2574060), (30, 2402456), (35, 2059248), (40, 1801842), (42, 1716040), (48, 1501535), (56, 1287030), (60, 1201228), (70, 1029624), (80, 900921), (84, 858020), (105, 686416), (112, 643515), (120, 600614), (140, 514812), (168, 429010), (210, 343208), (240, 300307), (280, 257406), (336, 214505), (420, 171604), (560, 128703), (840, 85802), (1680, 42901)]