30921968

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1321}}^1$

素因数の和:1366

約数の個数: 80

約数和(自身を含む): 78685440

約数和(自身を除く): 47763472

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 19, 22, 28, 38, 44, 56, 76, 77, 88, 112, 133, 152, 154, 176, 209, 266, 304, 308, 418, 532, 616, 836, 1064, 1232, 1321, 1463, 1672, 2128, 2642, 2926, 3344, 5284, 5852, 9247, 10568, 11704, 14531, 18494, 21136, 23408, 25099, 29062, 36988, 50198, 58124, 73976, 100396, 101717, 116248, 147952, 175693, 200792, 203434, 232496, 276089, 351386, 401584, 406868, 552178, 702772, 813736, 1104356, 1405544, 1627472, 1932623, 2208712, 2811088, 3865246, 4417424, 7730492, 15460984, 30921968]

約数ペア:

[(1, 30921968), (2, 15460984), (4, 7730492), (7, 4417424), (8, 3865246), (11, 2811088), (14, 2208712), (16, 1932623), (19, 1627472), (22, 1405544), (28, 1104356), (38, 813736), (44, 702772), (56, 552178), (76, 406868), (77, 401584), (88, 351386), (112, 276089), (133, 232496), (152, 203434), (154, 200792), (176, 175693), (209, 147952), (266, 116248), (304, 101717), (308, 100396), (418, 73976), (532, 58124), (616, 50198), (836, 36988), (1064, 29062), (1232, 25099), (1321, 23408), (1463, 21136), (1672, 18494), (2128, 14531), (2642, 11704), (2926, 10568), (3344, 9247), (5284, 5852)]