128556480

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{10301}}^1$

素因数の和:10334

約数の個数: 112

約数和(自身を含む): 439606944

約数和(自身を除く): 311050464

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 390, 416, 480, 520, 624, 780, 832, 960, 1040, 1248, 1560, 2080, 2496, 3120, 4160, 6240, 10301, 12480, 20602, 30903, 41204, 51505, 61806, 82408, 103010, 123612, 133913, 154515, 164816, 206020, 247224, 267826, 309030, 329632, 401739, 412040, 494448, 535652, 618060, 659264, 669565, 803478, 824080, 988896, 1071304, 1236120, 1339130, 1606956, 1648160, 1977792, 2008695, 2142608, 2472240, 2678260, 3213912, 3296320, 4017390, 4285216, 4944480, 5356520, 6427824, 8034780, 8570432, 9888960, 10713040, 12855648, 16069560, 21426080, 25711296, 32139120, 42852160, 64278240, 128556480]

約数ペア:

[(1, 128556480), (2, 64278240), (3, 42852160), (4, 32139120), (5, 25711296), (6, 21426080), (8, 16069560), (10, 12855648), (12, 10713040), (13, 9888960), (15, 8570432), (16, 8034780), (20, 6427824), (24, 5356520), (26, 4944480), (30, 4285216), (32, 4017390), (39, 3296320), (40, 3213912), (48, 2678260), (52, 2472240), (60, 2142608), (64, 2008695), (65, 1977792), (78, 1648160), (80, 1606956), (96, 1339130), (104, 1236120), (120, 1071304), (130, 988896), (156, 824080), (160, 803478), (192, 669565), (195, 659264), (208, 618060), (240, 535652), (260, 494448), (312, 412040), (320, 401739), (390, 329632), (416, 309030), (480, 267826), (520, 247224), (624, 206020), (780, 164816), (832, 154515), (960, 133913), (1040, 123612), (1248, 103010), (1560, 82408), (2080, 61806), (2496, 51505), (3120, 41204), (4160, 30903), (6240, 20602), (10301, 12480)]