55008640

素因数分解:

$2^7\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1$

素因数の和:180

約数の個数: 128

約数和(自身を含む): 142326720

約数和(自身を除く): 87318080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 37, 40, 46, 64, 74, 80, 92, 101, 115, 128, 148, 160, 184, 185, 202, 230, 296, 320, 368, 370, 404, 460, 505, 592, 640, 736, 740, 808, 851, 920, 1010, 1184, 1472, 1480, 1616, 1702, 1840, 2020, 2323, 2368, 2944, 2960, 3232, 3404, 3680, 3737, 4040, 4255, 4646, 4736, 5920, 6464, 6808, 7360, 7474, 8080, 8510, 9292, 11615, 11840, 12928, 13616, 14720, 14948, 16160, 17020, 18584, 18685, 23230, 23680, 27232, 29896, 32320, 34040, 37168, 37370, 46460, 54464, 59792, 64640, 68080, 74336, 74740, 85951, 92920, 108928, 119584, 136160, 148672, 149480, 171902, 185840, 239168, 272320, 297344, 298960, 343804, 371680, 429755, 478336, 544640, 597920, 687608, 743360, 859510, 1195840, 1375216, 1486720, 1719020, 2391680, 2750432, 3438040, 5500864, 6876080, 11001728, 13752160, 27504320, 55008640]

約数ペア:

[(1, 55008640), (2, 27504320), (4, 13752160), (5, 11001728), (8, 6876080), (10, 5500864), (16, 3438040), (20, 2750432), (23, 2391680), (32, 1719020), (37, 1486720), (40, 1375216), (46, 1195840), (64, 859510), (74, 743360), (80, 687608), (92, 597920), (101, 544640), (115, 478336), (128, 429755), (148, 371680), (160, 343804), (184, 298960), (185, 297344), (202, 272320), (230, 239168), (296, 185840), (320, 171902), (368, 149480), (370, 148672), (404, 136160), (460, 119584), (505, 108928), (592, 92920), (640, 85951), (736, 74740), (740, 74336), (808, 68080), (851, 64640), (920, 59792), (1010, 54464), (1184, 46460), (1472, 37370), (1480, 37168), (1616, 34040), (1702, 32320), (1840, 29896), (2020, 27232), (2323, 23680), (2368, 23230), (2944, 18685), (2960, 18584), (3232, 17020), (3404, 16160), (3680, 14948), (3737, 14720), (4040, 13616), (4255, 12928), (4646, 11840), (4736, 11615), (5920, 9292), (6464, 8510), (6808, 8080), (7360, 7474)]