90657720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{10949}}^1$

素因数の和:10989

約数の個数: 96

約数和(自身を含む): 307476000

約数和(自身を除く): 216818280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 30, 36, 40, 45, 46, 60, 69, 72, 90, 92, 115, 120, 138, 180, 184, 207, 230, 276, 345, 360, 414, 460, 552, 690, 828, 920, 1035, 1380, 1656, 2070, 2760, 4140, 8280, 10949, 21898, 32847, 43796, 54745, 65694, 87592, 98541, 109490, 131388, 164235, 197082, 218980, 251827, 262776, 328470, 394164, 437960, 492705, 503654, 656940, 755481, 788328, 985410, 1007308, 1259135, 1313880, 1510962, 1970820, 2014616, 2266443, 2518270, 3021924, 3777405, 3941640, 4532886, 5036540, 6043848, 7554810, 9065772, 10073080, 11332215, 15109620, 18131544, 22664430, 30219240, 45328860, 90657720]

約数ペア:

[(1, 90657720), (2, 45328860), (3, 30219240), (4, 22664430), (5, 18131544), (6, 15109620), (8, 11332215), (9, 10073080), (10, 9065772), (12, 7554810), (15, 6043848), (18, 5036540), (20, 4532886), (23, 3941640), (24, 3777405), (30, 3021924), (36, 2518270), (40, 2266443), (45, 2014616), (46, 1970820), (60, 1510962), (69, 1313880), (72, 1259135), (90, 1007308), (92, 985410), (115, 788328), (120, 755481), (138, 656940), (180, 503654), (184, 492705), (207, 437960), (230, 394164), (276, 328470), (345, 262776), (360, 251827), (414, 218980), (460, 197082), (552, 164235), (690, 131388), (828, 109490), (920, 98541), (1035, 87592), (1380, 65694), (1656, 54745), (2070, 43796), (2760, 32847), (4140, 21898), (8280, 10949)]