143700340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{331}}^1\times {\mathrm{443}}^1$

素因数の和:797

約数の個数: 72

約数和(自身を含む): 352894752

約数和(自身を除く): 209194412

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 331, 443, 490, 662, 886, 980, 1324, 1655, 1772, 2215, 2317, 3101, 3310, 4430, 4634, 6202, 6620, 8860, 9268, 11585, 12404, 15505, 16219, 21707, 23170, 31010, 32438, 43414, 46340, 62020, 64876, 81095, 86828, 108535, 146633, 162190, 217070, 293266, 324380, 434140, 586532, 733165, 1026431, 1466330, 2052862, 2932660, 4105724, 5132155, 7185017, 10264310, 14370034, 20528620, 28740068, 35925085, 71850170, 143700340]

約数ペア:

[(1, 143700340), (2, 71850170), (4, 35925085), (5, 28740068), (7, 20528620), (10, 14370034), (14, 10264310), (20, 7185017), (28, 5132155), (35, 4105724), (49, 2932660), (70, 2052862), (98, 1466330), (140, 1026431), (196, 733165), (245, 586532), (331, 434140), (443, 324380), (490, 293266), (662, 217070), (886, 162190), (980, 146633), (1324, 108535), (1655, 86828), (1772, 81095), (2215, 64876), (2317, 62020), (3101, 46340), (3310, 43414), (4430, 32438), (4634, 31010), (6202, 23170), (6620, 21707), (8860, 16219), (9268, 15505), (11585, 12404)]