31075660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1187}}^1$

素因数の和:1231

約数の個数: 96

約数和(自身を含む): 86220288

約数和(自身を除く): 55144628

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 17, 20, 22, 28, 34, 35, 44, 55, 68, 70, 77, 85, 110, 119, 140, 154, 170, 187, 220, 238, 308, 340, 374, 385, 476, 595, 748, 770, 935, 1187, 1190, 1309, 1540, 1870, 2374, 2380, 2618, 3740, 4748, 5236, 5935, 6545, 8309, 11870, 13057, 13090, 16618, 20179, 23740, 26114, 26180, 33236, 40358, 41545, 52228, 65285, 80716, 83090, 91399, 100895, 130570, 141253, 166180, 182798, 201790, 221969, 261140, 282506, 365596, 403580, 443938, 456995, 565012, 706265, 887876, 913990, 1109845, 1412530, 1553783, 1827980, 2219690, 2825060, 3107566, 4439380, 6215132, 7768915, 15537830, 31075660]

約数ペア:

[(1, 31075660), (2, 15537830), (4, 7768915), (5, 6215132), (7, 4439380), (10, 3107566), (11, 2825060), (14, 2219690), (17, 1827980), (20, 1553783), (22, 1412530), (28, 1109845), (34, 913990), (35, 887876), (44, 706265), (55, 565012), (68, 456995), (70, 443938), (77, 403580), (85, 365596), (110, 282506), (119, 261140), (140, 221969), (154, 201790), (170, 182798), (187, 166180), (220, 141253), (238, 130570), (308, 100895), (340, 91399), (374, 83090), (385, 80716), (476, 65285), (595, 52228), (748, 41545), (770, 40358), (935, 33236), (1187, 26180), (1190, 26114), (1309, 23740), (1540, 20179), (1870, 16618), (2374, 13090), (2380, 13057), (2618, 11870), (3740, 8309), (4748, 6545), (5236, 5935)]