87320880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{5273}}^1$

素因数の和:5315

約数の個数: 120

約数和(自身を含む): 306060768

約数和(自身を除く): 218739888

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 36, 40, 45, 46, 48, 60, 69, 72, 80, 90, 92, 115, 120, 138, 144, 180, 184, 207, 230, 240, 276, 345, 360, 368, 414, 460, 552, 690, 720, 828, 920, 1035, 1104, 1380, 1656, 1840, 2070, 2760, 3312, 4140, 5273, 5520, 8280, 10546, 15819, 16560, 21092, 26365, 31638, 42184, 47457, 52730, 63276, 79095, 84368, 94914, 105460, 121279, 126552, 158190, 189828, 210920, 237285, 242558, 253104, 316380, 363837, 379656, 421840, 474570, 485116, 606395, 632760, 727674, 759312, 949140, 970232, 1091511, 1212790, 1265520, 1455348, 1819185, 1898280, 1940464, 2183022, 2425580, 2910696, 3638370, 3796560, 4366044, 4851160, 5457555, 5821392, 7276740, 8732088, 9702320, 10915110, 14553480, 17464176, 21830220, 29106960, 43660440, 87320880]

約数ペア:

[(1, 87320880), (2, 43660440), (3, 29106960), (4, 21830220), (5, 17464176), (6, 14553480), (8, 10915110), (9, 9702320), (10, 8732088), (12, 7276740), (15, 5821392), (16, 5457555), (18, 4851160), (20, 4366044), (23, 3796560), (24, 3638370), (30, 2910696), (36, 2425580), (40, 2183022), (45, 1940464), (46, 1898280), (48, 1819185), (60, 1455348), (69, 1265520), (72, 1212790), (80, 1091511), (90, 970232), (92, 949140), (115, 759312), (120, 727674), (138, 632760), (144, 606395), (180, 485116), (184, 474570), (207, 421840), (230, 379656), (240, 363837), (276, 316380), (345, 253104), (360, 242558), (368, 237285), (414, 210920), (460, 189828), (552, 158190), (690, 126552), (720, 121279), (828, 105460), (920, 94914), (1035, 84368), (1104, 79095), (1380, 63276), (1656, 52730), (1840, 47457), (2070, 42184), (2760, 31638), (3312, 26365), (4140, 21092), (5273, 16560), (5520, 15819), (8280, 10546)]