30818942

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{113}}^1$

素因数の和:174

約数の個数: 72

約数和(自身を含む): 62224848

約数和(自身を除く): 31405906

約数列:

[1, 2, 7, 11, 14, 22, 23, 46, 49, 77, 98, 113, 121, 154, 161, 226, 242, 253, 322, 506, 539, 791, 847, 1078, 1127, 1243, 1582, 1694, 1771, 2254, 2486, 2599, 2783, 3542, 5198, 5537, 5566, 5929, 8701, 11074, 11858, 12397, 13673, 17402, 18193, 19481, 24794, 27346, 28589, 36386, 38962, 57178, 60907, 95711, 121814, 127351, 136367, 191422, 200123, 254702, 272734, 314479, 400246, 628958, 669977, 1339954, 1400861, 2201353, 2801722, 4402706, 15409471, 30818942]

約数ペア:

[(1, 30818942), (2, 15409471), (7, 4402706), (11, 2801722), (14, 2201353), (22, 1400861), (23, 1339954), (46, 669977), (49, 628958), (77, 400246), (98, 314479), (113, 272734), (121, 254702), (154, 200123), (161, 191422), (226, 136367), (242, 127351), (253, 121814), (322, 95711), (506, 60907), (539, 57178), (791, 38962), (847, 36386), (1078, 28589), (1127, 27346), (1243, 24794), (1582, 19481), (1694, 18193), (1771, 17402), (2254, 13673), (2486, 12397), (2599, 11858), (2783, 11074), (3542, 8701), (5198, 5929), (5537, 5566)]