68621520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{139}}^1$

素因数の和:194

約数の個数: 240

約数和(自身を含む): 249359040

約数和(自身を除く): 180737520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 17, 20, 22, 24, 30, 33, 34, 40, 44, 48, 51, 55, 60, 66, 68, 80, 85, 88, 102, 110, 120, 121, 132, 136, 139, 165, 170, 176, 187, 204, 220, 240, 242, 255, 264, 272, 278, 330, 340, 363, 374, 408, 417, 440, 484, 510, 528, 556, 561, 605, 660, 680, 695, 726, 748, 816, 834, 880, 935, 968, 1020, 1112, 1122, 1210, 1320, 1360, 1390, 1452, 1496, 1529, 1668, 1815, 1870, 1936, 2040, 2057, 2085, 2224, 2244, 2363, 2420, 2640, 2780, 2805, 2904, 2992, 3058, 3336, 3630, 3740, 4080, 4114, 4170, 4488, 4587, 4726, 4840, 5560, 5610, 5808, 6116, 6171, 6672, 7089, 7260, 7480, 7645, 8228, 8340, 8976, 9174, 9452, 9680, 10285, 11120, 11220, 11815, 12232, 12342, 14178, 14520, 14960, 15290, 16456, 16680, 16819, 18348, 18904, 20570, 22440, 22935, 23630, 24464, 24684, 25993, 28356, 29040, 30580, 30855, 32912, 33360, 33638, 35445, 36696, 37808, 41140, 44880, 45870, 47260, 49368, 50457, 51986, 56712, 61160, 61710, 67276, 70890, 73392, 77979, 82280, 84095, 91740, 94520, 98736, 100914, 103972, 113424, 122320, 123420, 129965, 134552, 141780, 155958, 164560, 168190, 183480, 189040, 201828, 207944, 246840, 252285, 259930, 269104, 283560, 285923, 311916, 336380, 366960, 389895, 403656, 415888, 493680, 504570, 519860, 567120, 571846, 623832, 672760, 779790, 807312, 857769, 1009140, 1039720, 1143692, 1247664, 1345520, 1429615, 1559580, 1715538, 2018280, 2079440, 2287384, 2859230, 3119160, 3431076, 4036560, 4288845, 4574768, 5718460, 6238320, 6862152, 8577690, 11436920, 13724304, 17155380, 22873840, 34310760, 68621520]

約数ペア:

[(1, 68621520), (2, 34310760), (3, 22873840), (4, 17155380), (5, 13724304), (6, 11436920), (8, 8577690), (10, 6862152), (11, 6238320), (12, 5718460), (15, 4574768), (16, 4288845), (17, 4036560), (20, 3431076), (22, 3119160), (24, 2859230), (30, 2287384), (33, 2079440), (34, 2018280), (40, 1715538), (44, 1559580), (48, 1429615), (51, 1345520), (55, 1247664), (60, 1143692), (66, 1039720), (68, 1009140), (80, 857769), (85, 807312), (88, 779790), (102, 672760), (110, 623832), (120, 571846), (121, 567120), (132, 519860), (136, 504570), (139, 493680), (165, 415888), (170, 403656), (176, 389895), (187, 366960), (204, 336380), (220, 311916), (240, 285923), (242, 283560), (255, 269104), (264, 259930), (272, 252285), (278, 246840), (330, 207944), (340, 201828), (363, 189040), (374, 183480), (408, 168190), (417, 164560), (440, 155958), (484, 141780), (510, 134552), (528, 129965), (556, 123420), (561, 122320), (605, 113424), (660, 103972), (680, 100914), (695, 98736), (726, 94520), (748, 91740), (816, 84095), (834, 82280), (880, 77979), (935, 73392), (968, 70890), (1020, 67276), (1112, 61710), (1122, 61160), (1210, 56712), (1320, 51986), (1360, 50457), (1390, 49368), (1452, 47260), (1496, 45870), (1529, 44880), (1668, 41140), (1815, 37808), (1870, 36696), (1936, 35445), (2040, 33638), (2057, 33360), (2085, 32912), (2224, 30855), (2244, 30580), (2363, 29040), (2420, 28356), (2640, 25993), (2780, 24684), (2805, 24464), (2904, 23630), (2992, 22935), (3058, 22440), (3336, 20570), (3630, 18904), (3740, 18348), (4080, 16819), (4114, 16680), (4170, 16456), (4488, 15290), (4587, 14960), (4726, 14520), (4840, 14178), (5560, 12342), (5610, 12232), (5808, 11815), (6116, 11220), (6171, 11120), (6672, 10285), (7089, 9680), (7260, 9452), (7480, 9174), (7645, 8976), (8228, 8340)]