720686512

素因数分解:

$2^4\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2281}}^1$

素因数の和:2347

約数の個数: 120

約数和(自身を含む): 1806467712

約数和(自身を除く): 1085781200

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 49, 52, 56, 62, 91, 98, 104, 112, 124, 182, 196, 208, 217, 248, 364, 392, 403, 434, 496, 637, 728, 784, 806, 868, 1274, 1456, 1519, 1612, 1736, 2281, 2548, 2821, 3038, 3224, 3472, 4562, 5096, 5642, 6076, 6448, 9124, 10192, 11284, 12152, 15967, 18248, 19747, 22568, 24304, 29653, 31934, 36496, 39494, 45136, 59306, 63868, 70711, 78988, 111769, 118612, 127736, 141422, 157976, 207571, 223538, 237224, 255472, 282844, 315952, 415142, 447076, 474448, 494977, 565688, 830284, 894152, 919243, 989954, 1131376, 1452997, 1660568, 1788304, 1838486, 1979908, 2905994, 3321136, 3464839, 3676972, 3959816, 5811988, 6434701, 6929678, 7353944, 7919632, 11623976, 12869402, 13859356, 14707888, 23247952, 25738804, 27718712, 45042907, 51477608, 55437424, 90085814, 102955216, 180171628, 360343256, 720686512]

約数ペア:

[(1, 720686512), (2, 360343256), (4, 180171628), (7, 102955216), (8, 90085814), (13, 55437424), (14, 51477608), (16, 45042907), (26, 27718712), (28, 25738804), (31, 23247952), (49, 14707888), (52, 13859356), (56, 12869402), (62, 11623976), (91, 7919632), (98, 7353944), (104, 6929678), (112, 6434701), (124, 5811988), (182, 3959816), (196, 3676972), (208, 3464839), (217, 3321136), (248, 2905994), (364, 1979908), (392, 1838486), (403, 1788304), (434, 1660568), (496, 1452997), (637, 1131376), (728, 989954), (784, 919243), (806, 894152), (868, 830284), (1274, 565688), (1456, 494977), (1519, 474448), (1612, 447076), (1736, 415142), (2281, 315952), (2548, 282844), (2821, 255472), (3038, 237224), (3224, 223538), (3472, 207571), (4562, 157976), (5096, 141422), (5642, 127736), (6076, 118612), (6448, 111769), (9124, 78988), (10192, 70711), (11284, 63868), (12152, 59306), (15967, 45136), (18248, 39494), (19747, 36496), (22568, 31934), (24304, 29653)]