68142960

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:164

約数の個数: 240

約数和(自身を含む): 245127168

約数和(自身を除く): 176984208

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 43, 45, 48, 60, 62, 71, 72, 80, 86, 90, 93, 120, 124, 129, 142, 144, 155, 172, 180, 186, 213, 215, 240, 248, 258, 279, 284, 310, 344, 355, 360, 372, 387, 426, 430, 465, 496, 516, 558, 568, 620, 639, 645, 688, 710, 720, 744, 774, 852, 860, 930, 1032, 1065, 1116, 1136, 1240, 1278, 1290, 1333, 1395, 1420, 1488, 1548, 1704, 1720, 1860, 1935, 2064, 2130, 2201, 2232, 2480, 2556, 2580, 2666, 2790, 2840, 3053, 3096, 3195, 3408, 3440, 3720, 3870, 3999, 4260, 4402, 4464, 5112, 5160, 5332, 5580, 5680, 6106, 6192, 6390, 6603, 6665, 7440, 7740, 7998, 8520, 8804, 9159, 10224, 10320, 10664, 11005, 11160, 11997, 12212, 12780, 13206, 13330, 15265, 15480, 15996, 17040, 17608, 18318, 19809, 19995, 21328, 22010, 22320, 23994, 24424, 25560, 26412, 26660, 27477, 30530, 30960, 31992, 33015, 35216, 36636, 39618, 39990, 44020, 45795, 47988, 48848, 51120, 52824, 53320, 54954, 59985, 61060, 63984, 66030, 73272, 79236, 79980, 88040, 91590, 94643, 95976, 99045, 105648, 106640, 109908, 119970, 122120, 132060, 137385, 146544, 158472, 159960, 176080, 183180, 189286, 191952, 198090, 219816, 239940, 244240, 264120, 274770, 283929, 316944, 319920, 366360, 378572, 396180, 439632, 473215, 479880, 528240, 549540, 567858, 732720, 757144, 792360, 851787, 946430, 959760, 1099080, 1135716, 1419645, 1514288, 1584720, 1703574, 1892860, 2198160, 2271432, 2839290, 3407148, 3785720, 4258935, 4542864, 5678580, 6814296, 7571440, 8517870, 11357160, 13628592, 17035740, 22714320, 34071480, 68142960]

約数ペア:

[(1, 68142960), (2, 34071480), (3, 22714320), (4, 17035740), (5, 13628592), (6, 11357160), (8, 8517870), (9, 7571440), (10, 6814296), (12, 5678580), (15, 4542864), (16, 4258935), (18, 3785720), (20, 3407148), (24, 2839290), (30, 2271432), (31, 2198160), (36, 1892860), (40, 1703574), (43, 1584720), (45, 1514288), (48, 1419645), (60, 1135716), (62, 1099080), (71, 959760), (72, 946430), (80, 851787), (86, 792360), (90, 757144), (93, 732720), (120, 567858), (124, 549540), (129, 528240), (142, 479880), (144, 473215), (155, 439632), (172, 396180), (180, 378572), (186, 366360), (213, 319920), (215, 316944), (240, 283929), (248, 274770), (258, 264120), (279, 244240), (284, 239940), (310, 219816), (344, 198090), (355, 191952), (360, 189286), (372, 183180), (387, 176080), (426, 159960), (430, 158472), (465, 146544), (496, 137385), (516, 132060), (558, 122120), (568, 119970), (620, 109908), (639, 106640), (645, 105648), (688, 99045), (710, 95976), (720, 94643), (744, 91590), (774, 88040), (852, 79980), (860, 79236), (930, 73272), (1032, 66030), (1065, 63984), (1116, 61060), (1136, 59985), (1240, 54954), (1278, 53320), (1290, 52824), (1333, 51120), (1395, 48848), (1420, 47988), (1488, 45795), (1548, 44020), (1704, 39990), (1720, 39618), (1860, 36636), (1935, 35216), (2064, 33015), (2130, 31992), (2201, 30960), (2232, 30530), (2480, 27477), (2556, 26660), (2580, 26412), (2666, 25560), (2790, 24424), (2840, 23994), (3053, 22320), (3096, 22010), (3195, 21328), (3408, 19995), (3440, 19809), (3720, 18318), (3870, 17608), (3999, 17040), (4260, 15996), (4402, 15480), (4464, 15265), (5112, 13330), (5160, 13206), (5332, 12780), (5580, 12212), (5680, 11997), (6106, 11160), (6192, 11005), (6390, 10664), (6603, 10320), (6665, 10224), (7440, 9159), (7740, 8804), (7998, 8520)]