31589120

素因数分解:

$2^8\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1$

素因数の和:110

約数の個数: 144

約数和(自身を含む): 83885760

約数和(自身を除く): 52296640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 29, 32, 37, 40, 46, 58, 64, 74, 80, 92, 115, 116, 128, 145, 148, 160, 184, 185, 230, 232, 256, 290, 296, 320, 368, 370, 460, 464, 580, 592, 640, 667, 736, 740, 851, 920, 928, 1073, 1160, 1184, 1280, 1334, 1472, 1480, 1702, 1840, 1856, 2146, 2320, 2368, 2668, 2944, 2960, 3335, 3404, 3680, 3712, 4255, 4292, 4640, 4736, 5336, 5365, 5888, 5920, 6670, 6808, 7360, 7424, 8510, 8584, 9280, 9472, 10672, 10730, 11840, 13340, 13616, 14720, 17020, 17168, 18560, 21344, 21460, 23680, 24679, 26680, 27232, 29440, 34040, 34336, 37120, 42688, 42920, 47360, 49358, 53360, 54464, 68080, 68672, 85376, 85840, 98716, 106720, 108928, 123395, 136160, 137344, 170752, 171680, 197432, 213440, 217856, 246790, 272320, 274688, 343360, 394864, 426880, 493580, 544640, 686720, 789728, 853760, 987160, 1089280, 1373440, 1579456, 1974320, 3158912, 3948640, 6317824, 7897280, 15794560, 31589120]

約数ペア:

[(1, 31589120), (2, 15794560), (4, 7897280), (5, 6317824), (8, 3948640), (10, 3158912), (16, 1974320), (20, 1579456), (23, 1373440), (29, 1089280), (32, 987160), (37, 853760), (40, 789728), (46, 686720), (58, 544640), (64, 493580), (74, 426880), (80, 394864), (92, 343360), (115, 274688), (116, 272320), (128, 246790), (145, 217856), (148, 213440), (160, 197432), (184, 171680), (185, 170752), (230, 137344), (232, 136160), (256, 123395), (290, 108928), (296, 106720), (320, 98716), (368, 85840), (370, 85376), (460, 68672), (464, 68080), (580, 54464), (592, 53360), (640, 49358), (667, 47360), (736, 42920), (740, 42688), (851, 37120), (920, 34336), (928, 34040), (1073, 29440), (1160, 27232), (1184, 26680), (1280, 24679), (1334, 23680), (1472, 21460), (1480, 21344), (1702, 18560), (1840, 17168), (1856, 17020), (2146, 14720), (2320, 13616), (2368, 13340), (2668, 11840), (2944, 10730), (2960, 10672), (3335, 9472), (3404, 9280), (3680, 8584), (3712, 8510), (4255, 7424), (4292, 7360), (4640, 6808), (4736, 6670), (5336, 5920), (5365, 5888)]