991841280

素因数分解:

$2^{10}\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2083}}^1$

素因数の和:2142

約数の個数: 176

約数和(自身を含む): 3276248064

約数和(自身を除く): 2284406784

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, 465, 480, 496, 512, 620, 640, 744, 768, 930, 960, 992, 1024, 1240, 1280, 1488, 1536, 1860, 1920, 1984, 2083, 2480, 2560, 2976, 3072, 3720, 3840, 3968, 4166, 4960, 5120, 5952, 6249, 7440, 7680, 7936, 8332, 9920, 10415, 11904, 12498, 14880, 15360, 15872, 16664, 19840, 20830, 23808, 24996, 29760, 31245, 31744, 33328, 39680, 41660, 47616, 49992, 59520, 62490, 64573, 66656, 79360, 83320, 95232, 99984, 119040, 124980, 129146, 133312, 158720, 166640, 193719, 199968, 238080, 249960, 258292, 266624, 322865, 333280, 387438, 399936, 476160, 499920, 516584, 533248, 645730, 666560, 774876, 799872, 968595, 999840, 1033168, 1066496, 1291460, 1333120, 1549752, 1599744, 1937190, 1999680, 2066336, 2132992, 2582920, 2666240, 3099504, 3199488, 3874380, 3999360, 4132672, 5165840, 5332480, 6199008, 6398976, 7748760, 7998720, 8265344, 10331680, 10664960, 12398016, 15497520, 15997440, 16530688, 20663360, 24796032, 30995040, 31994880, 33061376, 41326720, 49592064, 61990080, 66122752, 82653440, 99184128, 123980160, 165306880, 198368256, 247960320, 330613760, 495920640, 991841280]

約数ペア:

[(1, 991841280), (2, 495920640), (3, 330613760), (4, 247960320), (5, 198368256), (6, 165306880), (8, 123980160), (10, 99184128), (12, 82653440), (15, 66122752), (16, 61990080), (20, 49592064), (24, 41326720), (30, 33061376), (31, 31994880), (32, 30995040), (40, 24796032), (48, 20663360), (60, 16530688), (62, 15997440), (64, 15497520), (80, 12398016), (93, 10664960), (96, 10331680), (120, 8265344), (124, 7998720), (128, 7748760), (155, 6398976), (160, 6199008), (186, 5332480), (192, 5165840), (240, 4132672), (248, 3999360), (256, 3874380), (310, 3199488), (320, 3099504), (372, 2666240), (384, 2582920), (465, 2132992), (480, 2066336), (496, 1999680), (512, 1937190), (620, 1599744), (640, 1549752), (744, 1333120), (768, 1291460), (930, 1066496), (960, 1033168), (992, 999840), (1024, 968595), (1240, 799872), (1280, 774876), (1488, 666560), (1536, 645730), (1860, 533248), (1920, 516584), (1984, 499920), (2083, 476160), (2480, 399936), (2560, 387438), (2976, 333280), (3072, 322865), (3720, 266624), (3840, 258292), (3968, 249960), (4166, 238080), (4960, 199968), (5120, 193719), (5952, 166640), (6249, 158720), (7440, 133312), (7680, 129146), (7936, 124980), (8332, 119040), (9920, 99984), (10415, 95232), (11904, 83320), (12498, 79360), (14880, 66656), (15360, 64573), (15872, 62490), (16664, 59520), (19840, 49992), (20830, 47616), (23808, 41660), (24996, 39680), (29760, 33328), (31245, 31744)]