12541440

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1$

素因数の和:120

約数の個数: 160

約数和(自身を含む): 42425856

約数和(自身を除く): 29884416

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 64, 69, 71, 80, 92, 96, 115, 120, 128, 138, 142, 160, 184, 192, 213, 230, 240, 256, 276, 284, 320, 345, 355, 368, 384, 426, 460, 480, 512, 552, 568, 640, 690, 710, 736, 768, 852, 920, 960, 1065, 1104, 1136, 1280, 1380, 1420, 1472, 1536, 1633, 1704, 1840, 1920, 2130, 2208, 2272, 2560, 2760, 2840, 2944, 3266, 3408, 3680, 3840, 4260, 4416, 4544, 4899, 5520, 5680, 5888, 6532, 6816, 7360, 7680, 8165, 8520, 8832, 9088, 9798, 11040, 11360, 11776, 13064, 13632, 14720, 16330, 17040, 17664, 18176, 19596, 22080, 22720, 24495, 26128, 27264, 29440, 32660, 34080, 35328, 36352, 39192, 44160, 45440, 48990, 52256, 54528, 58880, 65320, 68160, 78384, 88320, 90880, 97980, 104512, 109056, 130640, 136320, 156768, 176640, 181760, 195960, 209024, 261280, 272640, 313536, 391920, 418048, 522560, 545280, 627072, 783840, 836096, 1045120, 1254144, 1567680, 2090240, 2508288, 3135360, 4180480, 6270720, 12541440]

約数ペア:

[(1, 12541440), (2, 6270720), (3, 4180480), (4, 3135360), (5, 2508288), (6, 2090240), (8, 1567680), (10, 1254144), (12, 1045120), (15, 836096), (16, 783840), (20, 627072), (23, 545280), (24, 522560), (30, 418048), (32, 391920), (40, 313536), (46, 272640), (48, 261280), (60, 209024), (64, 195960), (69, 181760), (71, 176640), (80, 156768), (92, 136320), (96, 130640), (115, 109056), (120, 104512), (128, 97980), (138, 90880), (142, 88320), (160, 78384), (184, 68160), (192, 65320), (213, 58880), (230, 54528), (240, 52256), (256, 48990), (276, 45440), (284, 44160), (320, 39192), (345, 36352), (355, 35328), (368, 34080), (384, 32660), (426, 29440), (460, 27264), (480, 26128), (512, 24495), (552, 22720), (568, 22080), (640, 19596), (690, 18176), (710, 17664), (736, 17040), (768, 16330), (852, 14720), (920, 13632), (960, 13064), (1065, 11776), (1104, 11360), (1136, 11040), (1280, 9798), (1380, 9088), (1420, 8832), (1472, 8520), (1536, 8165), (1633, 7680), (1704, 7360), (1840, 6816), (1920, 6532), (2130, 5888), (2208, 5680), (2272, 5520), (2560, 4899), (2760, 4544), (2840, 4416), (2944, 4260), (3266, 3840), (3408, 3680)]