321202560

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{23899}}^1$

素因数の和:23928

約数の個数: 128

約数和(自身を含む): 1170144000

約数和(自身を除く): 848941440

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, 23899, 47798, 71697, 95596, 119495, 143394, 167293, 191192, 238990, 286788, 334586, 358485, 382384, 477980, 501879, 573576, 669172, 716970, 764768, 836465, 955960, 1003758, 1147152, 1338344, 1433940, 1529536, 1672930, 1911920, 2007516, 2294304, 2509395, 2676688, 2867880, 3059072, 3345860, 3823840, 4015032, 4588608, 5018790, 5353376, 5735760, 6691720, 7647680, 8030064, 9177216, 10037580, 10706752, 11471520, 13383440, 15295360, 16060128, 20075160, 21413504, 22943040, 26766880, 32120256, 40150320, 45886080, 53533760, 64240512, 80300640, 107067520, 160601280, 321202560]

約数ペア:

[(1, 321202560), (2, 160601280), (3, 107067520), (4, 80300640), (5, 64240512), (6, 53533760), (7, 45886080), (8, 40150320), (10, 32120256), (12, 26766880), (14, 22943040), (15, 21413504), (16, 20075160), (20, 16060128), (21, 15295360), (24, 13383440), (28, 11471520), (30, 10706752), (32, 10037580), (35, 9177216), (40, 8030064), (42, 7647680), (48, 6691720), (56, 5735760), (60, 5353376), (64, 5018790), (70, 4588608), (80, 4015032), (84, 3823840), (96, 3345860), (105, 3059072), (112, 2867880), (120, 2676688), (128, 2509395), (140, 2294304), (160, 2007516), (168, 1911920), (192, 1672930), (210, 1529536), (224, 1433940), (240, 1338344), (280, 1147152), (320, 1003758), (336, 955960), (384, 836465), (420, 764768), (448, 716970), (480, 669172), (560, 573576), (640, 501879), (672, 477980), (840, 382384), (896, 358485), (960, 334586), (1120, 286788), (1344, 238990), (1680, 191192), (1920, 167293), (2240, 143394), (2688, 119495), (3360, 95596), (4480, 71697), (6720, 47798), (13440, 23899)]