71254740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1321}}^1$

素因数の和:1393

約数の個数: 96

約数和(自身を含む): 213212160

約数和(自身を除く): 141957420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 31, 58, 60, 62, 87, 93, 116, 124, 145, 155, 174, 186, 290, 310, 348, 372, 435, 465, 580, 620, 870, 899, 930, 1321, 1740, 1798, 1860, 2642, 2697, 3596, 3963, 4495, 5284, 5394, 6605, 7926, 8990, 10788, 13210, 13485, 15852, 17980, 19815, 26420, 26970, 38309, 39630, 40951, 53940, 76618, 79260, 81902, 114927, 122853, 153236, 163804, 191545, 204755, 229854, 245706, 383090, 409510, 459708, 491412, 574635, 614265, 766180, 819020, 1149270, 1187579, 1228530, 2298540, 2375158, 2457060, 3562737, 4750316, 5937895, 7125474, 11875790, 14250948, 17813685, 23751580, 35627370, 71254740]

約数ペア:

[(1, 71254740), (2, 35627370), (3, 23751580), (4, 17813685), (5, 14250948), (6, 11875790), (10, 7125474), (12, 5937895), (15, 4750316), (20, 3562737), (29, 2457060), (30, 2375158), (31, 2298540), (58, 1228530), (60, 1187579), (62, 1149270), (87, 819020), (93, 766180), (116, 614265), (124, 574635), (145, 491412), (155, 459708), (174, 409510), (186, 383090), (290, 245706), (310, 229854), (348, 204755), (372, 191545), (435, 163804), (465, 153236), (580, 122853), (620, 114927), (870, 81902), (899, 79260), (930, 76618), (1321, 53940), (1740, 40951), (1798, 39630), (1860, 38309), (2642, 26970), (2697, 26420), (3596, 19815), (3963, 17980), (4495, 15852), (5284, 13485), (5394, 13210), (6605, 10788), (7926, 8990)]