1686439680

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{457}}^1$

素因数の和:543

約数の個数: 216

約数和(自身を含む): 5577593616

約数和(自身を除く): 3891153936

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 128, 155, 160, 186, 192, 240, 248, 256, 310, 320, 372, 384, 457, 465, 480, 496, 620, 640, 744, 768, 914, 930, 960, 961, 992, 1240, 1280, 1371, 1488, 1828, 1860, 1920, 1922, 1984, 2285, 2480, 2742, 2883, 2976, 3656, 3720, 3840, 3844, 3968, 4570, 4805, 4960, 5484, 5766, 5952, 6855, 7312, 7440, 7688, 7936, 9140, 9610, 9920, 10968, 11532, 11904, 13710, 14167, 14415, 14624, 14880, 15376, 18280, 19220, 19840, 21936, 23064, 23808, 27420, 28334, 28830, 29248, 29760, 30752, 36560, 38440, 39680, 42501, 43872, 46128, 54840, 56668, 57660, 58496, 59520, 61504, 70835, 73120, 76880, 85002, 87744, 92256, 109680, 113336, 115320, 116992, 119040, 123008, 141670, 146240, 153760, 170004, 175488, 184512, 212505, 219360, 226672, 230640, 246016, 283340, 292480, 307520, 340008, 350976, 369024, 425010, 438720, 439177, 453344, 461280, 566680, 584960, 615040, 680016, 738048, 850020, 877440, 878354, 906688, 922560, 1133360, 1230080, 1317531, 1360032, 1700040, 1754880, 1756708, 1813376, 1845120, 2195885, 2266720, 2635062, 2720064, 3400080, 3513416, 3626752, 3690240, 4391770, 4533440, 5270124, 5440128, 6587655, 6800160, 7026832, 8783540, 9066880, 10540248, 10880256, 13175310, 13600320, 14053664, 17567080, 18133760, 21080496, 26350620, 27200640, 28107328, 35134160, 42160992, 52701240, 54401280, 56214656, 70268320, 84321984, 105402480, 112429312, 140536640, 168643968, 210804960, 281073280, 337287936, 421609920, 562146560, 843219840, 1686439680]

約数ペア:

[(1, 1686439680), (2, 843219840), (3, 562146560), (4, 421609920), (5, 337287936), (6, 281073280), (8, 210804960), (10, 168643968), (12, 140536640), (15, 112429312), (16, 105402480), (20, 84321984), (24, 70268320), (30, 56214656), (31, 54401280), (32, 52701240), (40, 42160992), (48, 35134160), (60, 28107328), (62, 27200640), (64, 26350620), (80, 21080496), (93, 18133760), (96, 17567080), (120, 14053664), (124, 13600320), (128, 13175310), (155, 10880256), (160, 10540248), (186, 9066880), (192, 8783540), (240, 7026832), (248, 6800160), (256, 6587655), (310, 5440128), (320, 5270124), (372, 4533440), (384, 4391770), (457, 3690240), (465, 3626752), (480, 3513416), (496, 3400080), (620, 2720064), (640, 2635062), (744, 2266720), (768, 2195885), (914, 1845120), (930, 1813376), (960, 1756708), (961, 1754880), (992, 1700040), (1240, 1360032), (1280, 1317531), (1371, 1230080), (1488, 1133360), (1828, 922560), (1860, 906688), (1920, 878354), (1922, 877440), (1984, 850020), (2285, 738048), (2480, 680016), (2742, 615040), (2883, 584960), (2976, 566680), (3656, 461280), (3720, 453344), (3840, 439177), (3844, 438720), (3968, 425010), (4570, 369024), (4805, 350976), (4960, 340008), (5484, 307520), (5766, 292480), (5952, 283340), (6855, 246016), (7312, 230640), (7440, 226672), (7688, 219360), (7936, 212505), (9140, 184512), (9610, 175488), (9920, 170004), (10968, 153760), (11532, 146240), (11904, 141670), (13710, 123008), (14167, 119040), (14415, 116992), (14624, 115320), (14880, 113336), (15376, 109680), (18280, 92256), (19220, 87744), (19840, 85002), (21936, 76880), (23064, 73120), (23808, 70835), (27420, 61504), (28334, 59520), (28830, 58496), (29248, 57660), (29760, 56668), (30752, 54840), (36560, 46128), (38440, 43872), (39680, 42501)]