90857280

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:165

約数の個数: 224

約数和(自身を含む): 308994048

約数和(自身を除く): 218136768

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 43, 48, 60, 62, 64, 71, 80, 86, 93, 96, 120, 124, 129, 142, 155, 160, 172, 186, 192, 213, 215, 240, 248, 258, 284, 310, 320, 344, 355, 372, 426, 430, 465, 480, 496, 516, 568, 620, 645, 688, 710, 744, 852, 860, 930, 960, 992, 1032, 1065, 1136, 1240, 1290, 1333, 1376, 1420, 1488, 1704, 1720, 1860, 1984, 2064, 2130, 2201, 2272, 2480, 2580, 2666, 2752, 2840, 2976, 3053, 3408, 3440, 3720, 3999, 4128, 4260, 4402, 4544, 4960, 5160, 5332, 5680, 5952, 6106, 6603, 6665, 6816, 6880, 7440, 7998, 8256, 8520, 8804, 9159, 9920, 10320, 10664, 11005, 11360, 12212, 13206, 13330, 13632, 13760, 14880, 15265, 15996, 17040, 17608, 18318, 19995, 20640, 21328, 22010, 22720, 24424, 26412, 26660, 29760, 30530, 31992, 33015, 34080, 35216, 36636, 39990, 41280, 42656, 44020, 45795, 48848, 52824, 53320, 61060, 63984, 66030, 68160, 70432, 73272, 79980, 85312, 88040, 91590, 94643, 97696, 105648, 106640, 122120, 127968, 132060, 140864, 146544, 159960, 176080, 183180, 189286, 195392, 211296, 213280, 244240, 255936, 264120, 283929, 293088, 319920, 352160, 366360, 378572, 422592, 426560, 473215, 488480, 528240, 567858, 586176, 639840, 704320, 732720, 757144, 946430, 976960, 1056480, 1135716, 1279680, 1419645, 1465440, 1514288, 1892860, 2112960, 2271432, 2839290, 2930880, 3028576, 3785720, 4542864, 5678580, 6057152, 7571440, 9085728, 11357160, 15142880, 18171456, 22714320, 30285760, 45428640, 90857280]

約数ペア:

[(1, 90857280), (2, 45428640), (3, 30285760), (4, 22714320), (5, 18171456), (6, 15142880), (8, 11357160), (10, 9085728), (12, 7571440), (15, 6057152), (16, 5678580), (20, 4542864), (24, 3785720), (30, 3028576), (31, 2930880), (32, 2839290), (40, 2271432), (43, 2112960), (48, 1892860), (60, 1514288), (62, 1465440), (64, 1419645), (71, 1279680), (80, 1135716), (86, 1056480), (93, 976960), (96, 946430), (120, 757144), (124, 732720), (129, 704320), (142, 639840), (155, 586176), (160, 567858), (172, 528240), (186, 488480), (192, 473215), (213, 426560), (215, 422592), (240, 378572), (248, 366360), (258, 352160), (284, 319920), (310, 293088), (320, 283929), (344, 264120), (355, 255936), (372, 244240), (426, 213280), (430, 211296), (465, 195392), (480, 189286), (496, 183180), (516, 176080), (568, 159960), (620, 146544), (645, 140864), (688, 132060), (710, 127968), (744, 122120), (852, 106640), (860, 105648), (930, 97696), (960, 94643), (992, 91590), (1032, 88040), (1065, 85312), (1136, 79980), (1240, 73272), (1290, 70432), (1333, 68160), (1376, 66030), (1420, 63984), (1488, 61060), (1704, 53320), (1720, 52824), (1860, 48848), (1984, 45795), (2064, 44020), (2130, 42656), (2201, 41280), (2272, 39990), (2480, 36636), (2580, 35216), (2666, 34080), (2752, 33015), (2840, 31992), (2976, 30530), (3053, 29760), (3408, 26660), (3440, 26412), (3720, 24424), (3999, 22720), (4128, 22010), (4260, 21328), (4402, 20640), (4544, 19995), (4960, 18318), (5160, 17608), (5332, 17040), (5680, 15996), (5952, 15265), (6106, 14880), (6603, 13760), (6665, 13632), (6816, 13330), (6880, 13206), (7440, 12212), (7998, 11360), (8256, 11005), (8520, 10664), (8804, 10320), (9159, 9920)]