130720072

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{2251}}^1$

素因数の和:2342

約数の個数: 64

約数和(自身を含む): 301587840

約数和(自身を除く): 170867768

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 61, 68, 119, 122, 136, 238, 244, 427, 476, 488, 854, 952, 1037, 1708, 2074, 2251, 3416, 4148, 4502, 7259, 8296, 9004, 14518, 15757, 18008, 29036, 31514, 38267, 58072, 63028, 76534, 126056, 137311, 153068, 267869, 274622, 306136, 535738, 549244, 961177, 1071476, 1098488, 1922354, 2142952, 2334287, 3844708, 4668574, 7689416, 9337148, 16340009, 18674296, 32680018, 65360036, 130720072]

約数ペア:

[(1, 130720072), (2, 65360036), (4, 32680018), (7, 18674296), (8, 16340009), (14, 9337148), (17, 7689416), (28, 4668574), (34, 3844708), (56, 2334287), (61, 2142952), (68, 1922354), (119, 1098488), (122, 1071476), (136, 961177), (238, 549244), (244, 535738), (427, 306136), (476, 274622), (488, 267869), (854, 153068), (952, 137311), (1037, 126056), (1708, 76534), (2074, 63028), (2251, 58072), (3416, 38267), (4148, 31514), (4502, 29036), (7259, 18008), (8296, 15757), (9004, 14518)]