40711680

素因数分解:

$2^9\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:82

約数の個数: 320

約数和(自身を含む): 157132800

約数和(自身を除く): 116421120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 31, 32, 36, 38, 40, 45, 48, 54, 57, 60, 62, 64, 72, 76, 80, 90, 93, 95, 96, 108, 114, 120, 124, 128, 135, 144, 152, 155, 160, 171, 180, 186, 190, 192, 216, 228, 240, 248, 256, 270, 279, 285, 288, 304, 310, 320, 342, 360, 372, 380, 384, 432, 456, 465, 480, 496, 512, 513, 540, 558, 570, 576, 589, 608, 620, 640, 684, 720, 744, 760, 768, 837, 855, 864, 912, 930, 960, 992, 1026, 1080, 1116, 1140, 1152, 1178, 1216, 1240, 1280, 1368, 1395, 1440, 1488, 1520, 1536, 1674, 1710, 1728, 1767, 1824, 1860, 1920, 1984, 2052, 2160, 2232, 2280, 2304, 2356, 2432, 2480, 2560, 2565, 2736, 2790, 2880, 2945, 2976, 3040, 3348, 3420, 3456, 3534, 3648, 3720, 3840, 3968, 4104, 4185, 4320, 4464, 4560, 4608, 4712, 4864, 4960, 5130, 5301, 5472, 5580, 5760, 5890, 5952, 6080, 6696, 6840, 6912, 7068, 7296, 7440, 7680, 7936, 8208, 8370, 8640, 8835, 8928, 9120, 9424, 9728, 9920, 10260, 10602, 10944, 11160, 11520, 11780, 11904, 12160, 13392, 13680, 13824, 14136, 14592, 14880, 15872, 15903, 16416, 16740, 17280, 17670, 17856, 18240, 18848, 19840, 20520, 21204, 21888, 22320, 23040, 23560, 23808, 24320, 26505, 26784, 27360, 28272, 29184, 29760, 31806, 32832, 33480, 34560, 35340, 35712, 36480, 37696, 39680, 41040, 42408, 43776, 44640, 47120, 47616, 48640, 53010, 53568, 54720, 56544, 59520, 63612, 65664, 66960, 69120, 70680, 71424, 72960, 75392, 79360, 79515, 82080, 84816, 87552, 89280, 94240, 106020, 107136, 109440, 113088, 119040, 127224, 131328, 133920, 141360, 142848, 145920, 150784, 159030, 164160, 169632, 178560, 188480, 212040, 214272, 218880, 226176, 238080, 254448, 262656, 267840, 282720, 301568, 318060, 328320, 339264, 357120, 376960, 424080, 428544, 437760, 452352, 508896, 535680, 565440, 636120, 656640, 678528, 714240, 753920, 848160, 904704, 1017792, 1071360, 1130880, 1272240, 1313280, 1357056, 1507840, 1696320, 2035584, 2142720, 2261760, 2544480, 2714112, 3392640, 4071168, 4523520, 5088960, 6785280, 8142336, 10177920, 13570560, 20355840, 40711680]

約数ペア:

[(1, 40711680), (2, 20355840), (3, 13570560), (4, 10177920), (5, 8142336), (6, 6785280), (8, 5088960), (9, 4523520), (10, 4071168), (12, 3392640), (15, 2714112), (16, 2544480), (18, 2261760), (19, 2142720), (20, 2035584), (24, 1696320), (27, 1507840), (30, 1357056), (31, 1313280), (32, 1272240), (36, 1130880), (38, 1071360), (40, 1017792), (45, 904704), (48, 848160), (54, 753920), (57, 714240), (60, 678528), (62, 656640), (64, 636120), (72, 565440), (76, 535680), (80, 508896), (90, 452352), (93, 437760), (95, 428544), (96, 424080), (108, 376960), (114, 357120), (120, 339264), (124, 328320), (128, 318060), (135, 301568), (144, 282720), (152, 267840), (155, 262656), (160, 254448), (171, 238080), (180, 226176), (186, 218880), (190, 214272), (192, 212040), (216, 188480), (228, 178560), (240, 169632), (248, 164160), (256, 159030), (270, 150784), (279, 145920), (285, 142848), (288, 141360), (304, 133920), (310, 131328), (320, 127224), (342, 119040), (360, 113088), (372, 109440), (380, 107136), (384, 106020), (432, 94240), (456, 89280), (465, 87552), (480, 84816), (496, 82080), (512, 79515), (513, 79360), (540, 75392), (558, 72960), (570, 71424), (576, 70680), (589, 69120), (608, 66960), (620, 65664), (640, 63612), (684, 59520), (720, 56544), (744, 54720), (760, 53568), (768, 53010), (837, 48640), (855, 47616), (864, 47120), (912, 44640), (930, 43776), (960, 42408), (992, 41040), (1026, 39680), (1080, 37696), (1116, 36480), (1140, 35712), (1152, 35340), (1178, 34560), (1216, 33480), (1240, 32832), (1280, 31806), (1368, 29760), (1395, 29184), (1440, 28272), (1488, 27360), (1520, 26784), (1536, 26505), (1674, 24320), (1710, 23808), (1728, 23560), (1767, 23040), (1824, 22320), (1860, 21888), (1920, 21204), (1984, 20520), (2052, 19840), (2160, 18848), (2232, 18240), (2280, 17856), (2304, 17670), (2356, 17280), (2432, 16740), (2480, 16416), (2560, 15903), (2565, 15872), (2736, 14880), (2790, 14592), (2880, 14136), (2945, 13824), (2976, 13680), (3040, 13392), (3348, 12160), (3420, 11904), (3456, 11780), (3534, 11520), (3648, 11160), (3720, 10944), (3840, 10602), (3968, 10260), (4104, 9920), (4185, 9728), (4320, 9424), (4464, 9120), (4560, 8928), (4608, 8835), (4712, 8640), (4864, 8370), (4960, 8208), (5130, 7936), (5301, 7680), (5472, 7440), (5580, 7296), (5760, 7068), (5890, 6912), (5952, 6840), (6080, 6696)]