1279595520

素因数分解:

$2^{10}\times 3^2\times 5^1\times 7^1\times {\mathrm{3967}}^1$

素因数の和:4005

約数の個数: 264

約数和(自身を含む): 5068437504

約数和(自身を除く): 3788841984

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 256, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 512, 560, 576, 630, 640, 672, 720, 768, 840, 896, 960, 1008, 1024, 1120, 1152, 1260, 1280, 1344, 1440, 1536, 1680, 1792, 1920, 2016, 2240, 2304, 2520, 2560, 2688, 2880, 3072, 3360, 3584, 3840, 3967, 4032, 4480, 4608, 5040, 5120, 5376, 5760, 6720, 7168, 7680, 7934, 8064, 8960, 9216, 10080, 10752, 11520, 11901, 13440, 15360, 15868, 16128, 17920, 19835, 20160, 21504, 23040, 23802, 26880, 27769, 31736, 32256, 35703, 35840, 39670, 40320, 46080, 47604, 53760, 55538, 59505, 63472, 64512, 71406, 79340, 80640, 83307, 95208, 107520, 111076, 119010, 126944, 138845, 142812, 158680, 161280, 166614, 178515, 190416, 222152, 238020, 249921, 253888, 277690, 285624, 317360, 322560, 333228, 357030, 380832, 416535, 444304, 476040, 499842, 507776, 555380, 571248, 634720, 666456, 714060, 761664, 833070, 888608, 952080, 999684, 1015552, 1110760, 1142496, 1249605, 1269440, 1332912, 1428120, 1523328, 1666140, 1777216, 1904160, 1999368, 2031104, 2221520, 2284992, 2499210, 2538880, 2665824, 2856240, 3046656, 3332280, 3554432, 3808320, 3998736, 4062208, 4443040, 4569984, 4998420, 5077760, 5331648, 5712480, 6093312, 6664560, 7108864, 7616640, 7997472, 8886080, 9139968, 9996840, 10155520, 10663296, 11424960, 12186624, 13329120, 14217728, 15233280, 15994944, 17772160, 18279936, 19993680, 20311040, 21326592, 22849920, 26658240, 28435456, 30466560, 31989888, 35544320, 36559872, 39987360, 42653184, 45699840, 53316480, 60933120, 63979776, 71088640, 79974720, 85306368, 91399680, 106632960, 127959552, 142177280, 159949440, 182799360, 213265920, 255919104, 319898880, 426531840, 639797760, 1279595520]

約数ペア:

[(1, 1279595520), (2, 639797760), (3, 426531840), (4, 319898880), (5, 255919104), (6, 213265920), (7, 182799360), (8, 159949440), (9, 142177280), (10, 127959552), (12, 106632960), (14, 91399680), (15, 85306368), (16, 79974720), (18, 71088640), (20, 63979776), (21, 60933120), (24, 53316480), (28, 45699840), (30, 42653184), (32, 39987360), (35, 36559872), (36, 35544320), (40, 31989888), (42, 30466560), (45, 28435456), (48, 26658240), (56, 22849920), (60, 21326592), (63, 20311040), (64, 19993680), (70, 18279936), (72, 17772160), (80, 15994944), (84, 15233280), (90, 14217728), (96, 13329120), (105, 12186624), (112, 11424960), (120, 10663296), (126, 10155520), (128, 9996840), (140, 9139968), (144, 8886080), (160, 7997472), (168, 7616640), (180, 7108864), (192, 6664560), (210, 6093312), (224, 5712480), (240, 5331648), (252, 5077760), (256, 4998420), (280, 4569984), (288, 4443040), (315, 4062208), (320, 3998736), (336, 3808320), (360, 3554432), (384, 3332280), (420, 3046656), (448, 2856240), (480, 2665824), (504, 2538880), (512, 2499210), (560, 2284992), (576, 2221520), (630, 2031104), (640, 1999368), (672, 1904160), (720, 1777216), (768, 1666140), (840, 1523328), (896, 1428120), (960, 1332912), (1008, 1269440), (1024, 1249605), (1120, 1142496), (1152, 1110760), (1260, 1015552), (1280, 999684), (1344, 952080), (1440, 888608), (1536, 833070), (1680, 761664), (1792, 714060), (1920, 666456), (2016, 634720), (2240, 571248), (2304, 555380), (2520, 507776), (2560, 499842), (2688, 476040), (2880, 444304), (3072, 416535), (3360, 380832), (3584, 357030), (3840, 333228), (3967, 322560), (4032, 317360), (4480, 285624), (4608, 277690), (5040, 253888), (5120, 249921), (5376, 238020), (5760, 222152), (6720, 190416), (7168, 178515), (7680, 166614), (7934, 161280), (8064, 158680), (8960, 142812), (9216, 138845), (10080, 126944), (10752, 119010), (11520, 111076), (11901, 107520), (13440, 95208), (15360, 83307), (15868, 80640), (16128, 79340), (17920, 71406), (19835, 64512), (20160, 63472), (21504, 59505), (23040, 55538), (23802, 53760), (26880, 47604), (27769, 46080), (31736, 40320), (32256, 39670), (35703, 35840)]