247960320

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2083}}^1$

素因数の和:2138

約数の個数: 144

約数和(自身を含む): 817861632

約数和(自身を除く): 569901312

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, 620, 640, 744, 768, 930, 960, 992, 1240, 1280, 1488, 1860, 1920, 1984, 2083, 2480, 2976, 3720, 3840, 3968, 4166, 4960, 5952, 6249, 7440, 7936, 8332, 9920, 10415, 11904, 12498, 14880, 16664, 19840, 20830, 23808, 24996, 29760, 31245, 33328, 39680, 41660, 49992, 59520, 62490, 64573, 66656, 83320, 99984, 119040, 124980, 129146, 133312, 166640, 193719, 199968, 249960, 258292, 266624, 322865, 333280, 387438, 399936, 499920, 516584, 533248, 645730, 666560, 774876, 799872, 968595, 999840, 1033168, 1291460, 1333120, 1549752, 1599744, 1937190, 1999680, 2066336, 2582920, 2666240, 3099504, 3874380, 3999360, 4132672, 5165840, 6199008, 7748760, 7998720, 8265344, 10331680, 12398016, 15497520, 16530688, 20663360, 24796032, 30995040, 41326720, 49592064, 61990080, 82653440, 123980160, 247960320]

約数ペア:

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