1208712560

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:208

約数の個数: 240

約数和(自身を含む): 3312912960

約数和(自身を除く): 2104200400

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 40, 44, 46, 55, 61, 80, 88, 89, 92, 110, 115, 121, 122, 176, 178, 184, 220, 230, 242, 244, 253, 305, 356, 368, 440, 445, 460, 484, 488, 506, 605, 610, 671, 712, 880, 890, 920, 968, 976, 979, 1012, 1210, 1220, 1265, 1342, 1403, 1424, 1780, 1840, 1936, 1958, 2024, 2047, 2420, 2440, 2530, 2684, 2783, 2806, 3355, 3560, 3916, 4048, 4094, 4840, 4880, 4895, 5060, 5368, 5429, 5566, 5612, 6710, 7015, 7120, 7381, 7832, 8188, 9680, 9790, 10120, 10235, 10736, 10769, 10858, 11132, 11224, 13420, 13915, 14030, 14762, 15433, 15664, 16376, 19580, 20240, 20470, 21538, 21716, 22264, 22448, 22517, 26840, 27145, 27830, 28060, 29524, 30866, 32752, 36905, 39160, 40940, 43076, 43432, 44528, 45034, 53680, 53845, 54290, 55660, 56120, 59048, 59719, 61732, 73810, 77165, 78320, 81880, 86152, 86864, 90068, 107690, 108580, 111320, 112240, 112585, 118096, 119438, 123464, 124867, 147620, 154330, 163760, 169763, 172304, 180136, 215380, 217160, 222640, 225170, 238876, 246928, 247687, 249734, 295240, 298595, 308660, 339526, 360272, 430760, 434320, 450340, 477752, 495374, 499468, 590480, 597190, 617320, 624335, 656909, 679052, 848815, 861520, 900680, 955504, 990748, 998936, 1194380, 1234640, 1238435, 1248670, 1313818, 1358104, 1373537, 1697630, 1801360, 1981496, 1997872, 2388760, 2476870, 2497340, 2627636, 2716208, 2747074, 3284545, 3395260, 3962992, 4777520, 4953740, 4994680, 5255272, 5494148, 6569090, 6790520, 6867685, 9907480, 9989360, 10510544, 10988296, 13138180, 13581040, 13735370, 15108907, 19814960, 21976592, 26276360, 27470740, 30217814, 52552720, 54941480, 60435628, 75544535, 109882960, 120871256, 151089070, 241742512, 302178140, 604356280, 1208712560]

約数ペア:

[(1, 1208712560), (2, 604356280), (4, 302178140), (5, 241742512), (8, 151089070), (10, 120871256), (11, 109882960), (16, 75544535), (20, 60435628), (22, 54941480), (23, 52552720), (40, 30217814), (44, 27470740), (46, 26276360), (55, 21976592), (61, 19814960), (80, 15108907), (88, 13735370), (89, 13581040), (92, 13138180), (110, 10988296), (115, 10510544), (121, 9989360), (122, 9907480), (176, 6867685), (178, 6790520), (184, 6569090), (220, 5494148), (230, 5255272), (242, 4994680), (244, 4953740), (253, 4777520), (305, 3962992), (356, 3395260), (368, 3284545), (440, 2747074), (445, 2716208), (460, 2627636), (484, 2497340), (488, 2476870), (506, 2388760), (605, 1997872), (610, 1981496), (671, 1801360), (712, 1697630), (880, 1373537), (890, 1358104), (920, 1313818), (968, 1248670), (976, 1238435), (979, 1234640), (1012, 1194380), (1210, 998936), (1220, 990748), (1265, 955504), (1342, 900680), (1403, 861520), (1424, 848815), (1780, 679052), (1840, 656909), (1936, 624335), (1958, 617320), (2024, 597190), (2047, 590480), (2420, 499468), (2440, 495374), (2530, 477752), (2684, 450340), (2783, 434320), (2806, 430760), (3355, 360272), (3560, 339526), (3916, 308660), (4048, 298595), (4094, 295240), (4840, 249734), (4880, 247687), (4895, 246928), (5060, 238876), (5368, 225170), (5429, 222640), (5566, 217160), (5612, 215380), (6710, 180136), (7015, 172304), (7120, 169763), (7381, 163760), (7832, 154330), (8188, 147620), (9680, 124867), (9790, 123464), (10120, 119438), (10235, 118096), (10736, 112585), (10769, 112240), (10858, 111320), (11132, 108580), (11224, 107690), (13420, 90068), (13915, 86864), (14030, 86152), (14762, 81880), (15433, 78320), (15664, 77165), (16376, 73810), (19580, 61732), (20240, 59719), (20470, 59048), (21538, 56120), (21716, 55660), (22264, 54290), (22448, 53845), (22517, 53680), (26840, 45034), (27145, 44528), (27830, 43432), (28060, 43076), (29524, 40940), (30866, 39160), (32752, 36905)]