428180480

素因数分解:

$2^{10}\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{919}}^1$

素因数の和:964

約数の個数: 176

約数和(自身を含む): 1265537280

約数和(自身を除く): 837356800

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 128, 130, 140, 160, 182, 208, 224, 256, 260, 280, 320, 364, 416, 448, 455, 512, 520, 560, 640, 728, 832, 896, 910, 919, 1024, 1040, 1120, 1280, 1456, 1664, 1792, 1820, 1838, 2080, 2240, 2560, 2912, 3328, 3584, 3640, 3676, 4160, 4480, 4595, 5120, 5824, 6433, 6656, 7168, 7280, 7352, 8320, 8960, 9190, 11648, 11947, 12866, 13312, 14560, 14704, 16640, 17920, 18380, 23296, 23894, 25732, 29120, 29408, 32165, 33280, 35840, 36760, 46592, 47788, 51464, 58240, 58816, 59735, 64330, 66560, 73520, 83629, 93184, 95576, 102928, 116480, 117632, 119470, 128660, 147040, 167258, 191152, 205856, 232960, 235264, 238940, 257320, 294080, 334516, 382304, 411712, 418145, 465920, 470528, 477880, 514640, 588160, 669032, 764608, 823424, 836290, 941056, 955760, 1029280, 1176320, 1338064, 1529216, 1646848, 1672580, 1911520, 2058560, 2352640, 2676128, 3058432, 3293696, 3345160, 3823040, 4117120, 4705280, 5352256, 6116864, 6587392, 6690320, 7646080, 8234240, 10704512, 12233728, 13380640, 15292160, 16468480, 21409024, 26761280, 30584320, 32936960, 42818048, 53522560, 61168640, 85636096, 107045120, 214090240, 428180480]

約数ペア:

[(1, 428180480), (2, 214090240), (4, 107045120), (5, 85636096), (7, 61168640), (8, 53522560), (10, 42818048), (13, 32936960), (14, 30584320), (16, 26761280), (20, 21409024), (26, 16468480), (28, 15292160), (32, 13380640), (35, 12233728), (40, 10704512), (52, 8234240), (56, 7646080), (64, 6690320), (65, 6587392), (70, 6116864), (80, 5352256), (91, 4705280), (104, 4117120), (112, 3823040), (128, 3345160), (130, 3293696), (140, 3058432), (160, 2676128), (182, 2352640), (208, 2058560), (224, 1911520), (256, 1672580), (260, 1646848), (280, 1529216), (320, 1338064), (364, 1176320), (416, 1029280), (448, 955760), (455, 941056), (512, 836290), (520, 823424), (560, 764608), (640, 669032), (728, 588160), (832, 514640), (896, 477880), (910, 470528), (919, 465920), (1024, 418145), (1040, 411712), (1120, 382304), (1280, 334516), (1456, 294080), (1664, 257320), (1792, 238940), (1820, 235264), (1838, 232960), (2080, 205856), (2240, 191152), (2560, 167258), (2912, 147040), (3328, 128660), (3584, 119470), (3640, 117632), (3676, 116480), (4160, 102928), (4480, 95576), (4595, 93184), (5120, 83629), (5824, 73520), (6433, 66560), (6656, 64330), (7168, 59735), (7280, 58816), (7352, 58240), (8320, 51464), (8960, 47788), (9190, 46592), (11648, 36760), (11947, 35840), (12866, 33280), (13312, 32165), (14560, 29408), (14704, 29120), (16640, 25732), (17920, 23894), (18380, 23296)]