253599360

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{18869}}^1$

素因数の和:18898

約数の個数: 128

約数和(自身を含む): 923875200

約数和(自身を除く): 670275840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 840, 896, 960, 1120, 1344, 1680, 1920, 2240, 2688, 3360, 4480, 6720, 13440, 18869, 37738, 56607, 75476, 94345, 113214, 132083, 150952, 188690, 226428, 264166, 283035, 301904, 377380, 396249, 452856, 528332, 566070, 603808, 660415, 754760, 792498, 905712, 1056664, 1132140, 1207616, 1320830, 1509520, 1584996, 1811424, 1981245, 2113328, 2264280, 2415232, 2641660, 3019040, 3169992, 3622848, 3962490, 4226656, 4528560, 5283320, 6038080, 6339984, 7245696, 7924980, 8453312, 9057120, 10566640, 12076160, 12679968, 15849960, 16906624, 18114240, 21133280, 25359936, 31699920, 36228480, 42266560, 50719872, 63399840, 84533120, 126799680, 253599360]

約数ペア:

[(1, 253599360), (2, 126799680), (3, 84533120), (4, 63399840), (5, 50719872), (6, 42266560), (7, 36228480), (8, 31699920), (10, 25359936), (12, 21133280), (14, 18114240), (15, 16906624), (16, 15849960), (20, 12679968), (21, 12076160), (24, 10566640), (28, 9057120), (30, 8453312), (32, 7924980), (35, 7245696), (40, 6339984), (42, 6038080), (48, 5283320), (56, 4528560), (60, 4226656), (64, 3962490), (70, 3622848), (80, 3169992), (84, 3019040), (96, 2641660), (105, 2415232), (112, 2264280), (120, 2113328), (128, 1981245), (140, 1811424), (160, 1584996), (168, 1509520), (192, 1320830), (210, 1207616), (224, 1132140), (240, 1056664), (280, 905712), (320, 792498), (336, 754760), (384, 660415), (420, 603808), (448, 566070), (480, 528332), (560, 452856), (640, 396249), (672, 377380), (840, 301904), (896, 283035), (960, 264166), (1120, 226428), (1344, 188690), (1680, 150952), (1920, 132083), (2240, 113214), (2688, 94345), (3360, 75476), (4480, 56607), (6720, 37738), (13440, 18869)]