281360880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{181}}^1$

素因数の和:344

約数の個数: 240

約数和(自身を含む): 1013935104

約数和(自身を除く): 732574224

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 34, 36, 40, 45, 48, 51, 60, 68, 72, 80, 85, 90, 102, 120, 127, 136, 144, 153, 170, 180, 181, 204, 240, 254, 255, 272, 306, 340, 360, 362, 381, 408, 508, 510, 543, 612, 635, 680, 720, 724, 762, 765, 816, 905, 1016, 1020, 1086, 1143, 1224, 1270, 1360, 1448, 1524, 1530, 1629, 1810, 1905, 2032, 2040, 2159, 2172, 2286, 2448, 2540, 2715, 2896, 3048, 3060, 3077, 3258, 3620, 3810, 4080, 4318, 4344, 4572, 5080, 5430, 5715, 6096, 6120, 6154, 6477, 6516, 7240, 7620, 8145, 8636, 8688, 9144, 9231, 10160, 10795, 10860, 11430, 12240, 12308, 12954, 13032, 14480, 15240, 15385, 16290, 17272, 18288, 18462, 19431, 21590, 21720, 22860, 22987, 24616, 25908, 26064, 27693, 30480, 30770, 32385, 32580, 34544, 36924, 38862, 43180, 43440, 45720, 45974, 46155, 49232, 51816, 55386, 61540, 64770, 65160, 68961, 73848, 77724, 86360, 91440, 91948, 92310, 97155, 103632, 110772, 114935, 123080, 129540, 130320, 137922, 138465, 147696, 155448, 172720, 183896, 184620, 194310, 206883, 221544, 229870, 246160, 259080, 275844, 276930, 310896, 344805, 367792, 369240, 388620, 390779, 413766, 443088, 459740, 518160, 551688, 553860, 689610, 738480, 777240, 781558, 827532, 919480, 1034415, 1103376, 1107720, 1172337, 1379220, 1554480, 1563116, 1655064, 1838960, 1953895, 2068830, 2215440, 2344674, 2758440, 3126232, 3310128, 3517011, 3907790, 4137660, 4689348, 5516880, 5861685, 6252464, 7034022, 7815580, 8275320, 9378696, 11723370, 14068044, 15631160, 16550640, 17585055, 18757392, 23446740, 28136088, 31262320, 35170110, 46893480, 56272176, 70340220, 93786960, 140680440, 281360880]

約数ペア:

[(1, 281360880), (2, 140680440), (3, 93786960), (4, 70340220), (5, 56272176), (6, 46893480), (8, 35170110), (9, 31262320), (10, 28136088), (12, 23446740), (15, 18757392), (16, 17585055), (17, 16550640), (18, 15631160), (20, 14068044), (24, 11723370), (30, 9378696), (34, 8275320), (36, 7815580), (40, 7034022), (45, 6252464), (48, 5861685), (51, 5516880), (60, 4689348), (68, 4137660), (72, 3907790), (80, 3517011), (85, 3310128), (90, 3126232), (102, 2758440), (120, 2344674), (127, 2215440), (136, 2068830), (144, 1953895), (153, 1838960), (170, 1655064), (180, 1563116), (181, 1554480), (204, 1379220), (240, 1172337), (254, 1107720), (255, 1103376), (272, 1034415), (306, 919480), (340, 827532), (360, 781558), (362, 777240), (381, 738480), (408, 689610), (508, 553860), (510, 551688), (543, 518160), (612, 459740), (635, 443088), (680, 413766), (720, 390779), (724, 388620), (762, 369240), (765, 367792), (816, 344805), (905, 310896), (1016, 276930), (1020, 275844), (1086, 259080), (1143, 246160), (1224, 229870), (1270, 221544), (1360, 206883), (1448, 194310), (1524, 184620), (1530, 183896), (1629, 172720), (1810, 155448), (1905, 147696), (2032, 138465), (2040, 137922), (2159, 130320), (2172, 129540), (2286, 123080), (2448, 114935), (2540, 110772), (2715, 103632), (2896, 97155), (3048, 92310), (3060, 91948), (3077, 91440), (3258, 86360), (3620, 77724), (3810, 73848), (4080, 68961), (4318, 65160), (4344, 64770), (4572, 61540), (5080, 55386), (5430, 51816), (5715, 49232), (6096, 46155), (6120, 45974), (6154, 45720), (6477, 43440), (6516, 43180), (7240, 38862), (7620, 36924), (8145, 34544), (8636, 32580), (8688, 32385), (9144, 30770), (9231, 30480), (10160, 27693), (10795, 26064), (10860, 25908), (11430, 24616), (12240, 22987), (12308, 22860), (12954, 21720), (13032, 21590), (14480, 19431), (15240, 18462), (15385, 18288), (16290, 17272)]