30039680

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1$

素因数の和:298

約数の個数: 128

約数和(自身を含む): 83280960

約数和(自身を除く): 53241280

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 32, 34, 40, 44, 55, 64, 68, 80, 85, 88, 110, 128, 136, 160, 170, 176, 187, 220, 251, 272, 320, 340, 352, 374, 440, 502, 544, 640, 680, 704, 748, 880, 935, 1004, 1088, 1255, 1360, 1408, 1496, 1760, 1870, 2008, 2176, 2510, 2720, 2761, 2992, 3520, 3740, 4016, 4267, 5020, 5440, 5522, 5984, 7040, 7480, 8032, 8534, 10040, 10880, 11044, 11968, 13805, 14960, 16064, 17068, 20080, 21335, 22088, 23936, 27610, 29920, 32128, 34136, 40160, 42670, 44176, 46937, 55220, 59840, 68272, 80320, 85340, 88352, 93874, 110440, 119680, 136544, 160640, 170680, 176704, 187748, 220880, 234685, 273088, 341360, 353408, 375496, 441760, 469370, 546176, 682720, 750992, 883520, 938740, 1365440, 1501984, 1767040, 1877480, 2730880, 3003968, 3754960, 6007936, 7509920, 15019840, 30039680]

約数ペア:

[(1, 30039680), (2, 15019840), (4, 7509920), (5, 6007936), (8, 3754960), (10, 3003968), (11, 2730880), (16, 1877480), (17, 1767040), (20, 1501984), (22, 1365440), (32, 938740), (34, 883520), (40, 750992), (44, 682720), (55, 546176), (64, 469370), (68, 441760), (80, 375496), (85, 353408), (88, 341360), (110, 273088), (128, 234685), (136, 220880), (160, 187748), (170, 176704), (176, 170680), (187, 160640), (220, 136544), (251, 119680), (272, 110440), (320, 93874), (340, 88352), (352, 85340), (374, 80320), (440, 68272), (502, 59840), (544, 55220), (640, 46937), (680, 44176), (704, 42670), (748, 40160), (880, 34136), (935, 32128), (1004, 29920), (1088, 27610), (1255, 23936), (1360, 22088), (1408, 21335), (1496, 20080), (1760, 17068), (1870, 16064), (2008, 14960), (2176, 13805), (2510, 11968), (2720, 11044), (2761, 10880), (2992, 10040), (3520, 8534), (3740, 8032), (4016, 7480), (4267, 7040), (5020, 5984), (5440, 5522)]