137622380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{317}}^1\times {\mathrm{443}}^1$

素因数の和:783

約数の個数: 72

約数和(自身を含む): 338013648

約数和(自身を除く): 200391268

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 317, 443, 490, 634, 886, 980, 1268, 1585, 1772, 2215, 2219, 3101, 3170, 4430, 4438, 6202, 6340, 8860, 8876, 11095, 12404, 15505, 15533, 21707, 22190, 31010, 31066, 43414, 44380, 62020, 62132, 77665, 86828, 108535, 140431, 155330, 217070, 280862, 310660, 434140, 561724, 702155, 983017, 1404310, 1966034, 2808620, 3932068, 4915085, 6881119, 9830170, 13762238, 19660340, 27524476, 34405595, 68811190, 137622380]

約数ペア:

[(1, 137622380), (2, 68811190), (4, 34405595), (5, 27524476), (7, 19660340), (10, 13762238), (14, 9830170), (20, 6881119), (28, 4915085), (35, 3932068), (49, 2808620), (70, 1966034), (98, 1404310), (140, 983017), (196, 702155), (245, 561724), (317, 434140), (443, 310660), (490, 280862), (634, 217070), (886, 155330), (980, 140431), (1268, 108535), (1585, 86828), (1772, 77665), (2215, 62132), (2219, 62020), (3101, 44380), (3170, 43414), (4430, 31066), (4438, 31010), (6202, 22190), (6340, 21707), (8860, 15533), (8876, 15505), (11095, 12404)]