30740472

素因数分解:

$2^3\times 3^7\times 7^1\times {\mathrm{251}}^1$

素因数の和:285

約数の個数: 128

約数和(自身を含む): 99187200

約数和(自身を除く): 68446728

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 81, 84, 108, 126, 162, 168, 189, 216, 243, 251, 252, 324, 378, 486, 502, 504, 567, 648, 729, 753, 756, 972, 1004, 1134, 1458, 1506, 1512, 1701, 1757, 1944, 2008, 2187, 2259, 2268, 2916, 3012, 3402, 3514, 4374, 4518, 4536, 5103, 5271, 5832, 6024, 6777, 6804, 7028, 8748, 9036, 10206, 10542, 13554, 13608, 14056, 15309, 15813, 17496, 18072, 20331, 20412, 21084, 27108, 30618, 31626, 40662, 40824, 42168, 47439, 54216, 60993, 61236, 63252, 81324, 94878, 121986, 122472, 126504, 142317, 162648, 182979, 189756, 243972, 284634, 365958, 379512, 426951, 487944, 548937, 569268, 731916, 853902, 1097874, 1138536, 1280853, 1463832, 1707804, 2195748, 2561706, 3415608, 3842559, 4391496, 5123412, 7685118, 10246824, 15370236, 30740472]

約数ペア:

[(1, 30740472), (2, 15370236), (3, 10246824), (4, 7685118), (6, 5123412), (7, 4391496), (8, 3842559), (9, 3415608), (12, 2561706), (14, 2195748), (18, 1707804), (21, 1463832), (24, 1280853), (27, 1138536), (28, 1097874), (36, 853902), (42, 731916), (54, 569268), (56, 548937), (63, 487944), (72, 426951), (81, 379512), (84, 365958), (108, 284634), (126, 243972), (162, 189756), (168, 182979), (189, 162648), (216, 142317), (243, 126504), (251, 122472), (252, 121986), (324, 94878), (378, 81324), (486, 63252), (502, 61236), (504, 60993), (567, 54216), (648, 47439), (729, 42168), (753, 40824), (756, 40662), (972, 31626), (1004, 30618), (1134, 27108), (1458, 21084), (1506, 20412), (1512, 20331), (1701, 18072), (1757, 17496), (1944, 15813), (2008, 15309), (2187, 14056), (2259, 13608), (2268, 13554), (2916, 10542), (3012, 10206), (3402, 9036), (3514, 8748), (4374, 7028), (4518, 6804), (4536, 6777), (5103, 6024), (5271, 5832)]