15122380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1187}}^1$

素因数の和:1223

約数の個数: 72

約数和(自身を含む): 39817008

約数和(自身を除く): 24694628

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 182, 196, 245, 260, 364, 455, 490, 637, 910, 980, 1187, 1274, 1820, 2374, 2548, 3185, 4748, 5935, 6370, 8309, 11870, 12740, 15431, 16618, 23740, 30862, 33236, 41545, 58163, 61724, 77155, 83090, 108017, 116326, 154310, 166180, 216034, 232652, 290815, 308620, 432068, 540085, 581630, 756119, 1080170, 1163260, 1512238, 2160340, 3024476, 3780595, 7561190, 15122380]

約数ペア:

[(1, 15122380), (2, 7561190), (4, 3780595), (5, 3024476), (7, 2160340), (10, 1512238), (13, 1163260), (14, 1080170), (20, 756119), (26, 581630), (28, 540085), (35, 432068), (49, 308620), (52, 290815), (65, 232652), (70, 216034), (91, 166180), (98, 154310), (130, 116326), (140, 108017), (182, 83090), (196, 77155), (245, 61724), (260, 58163), (364, 41545), (455, 33236), (490, 30862), (637, 23740), (910, 16618), (980, 15431), (1187, 12740), (1274, 11870), (1820, 8309), (2374, 6370), (2548, 5935), (3185, 4748)]