1631497728

素因数分解:

$2^9\times 3^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{409}}^1$

素因数の和:497

約数の個数: 240

約数和(自身を含む): 5164022160

約数和(自身を除く): 3532524432

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 53, 56, 64, 84, 96, 98, 106, 112, 128, 147, 159, 168, 192, 196, 212, 224, 256, 294, 318, 336, 371, 384, 392, 409, 424, 448, 512, 588, 636, 672, 742, 768, 784, 818, 848, 896, 1113, 1176, 1227, 1272, 1344, 1484, 1536, 1568, 1636, 1696, 1792, 2226, 2352, 2454, 2544, 2597, 2688, 2863, 2968, 3136, 3272, 3392, 3584, 4452, 4704, 4908, 5088, 5194, 5376, 5726, 5936, 6272, 6544, 6784, 7791, 8589, 8904, 9408, 9816, 10176, 10388, 10752, 11452, 11872, 12544, 13088, 13568, 15582, 17178, 17808, 18816, 19632, 20041, 20352, 20776, 21677, 22904, 23744, 25088, 26176, 27136, 31164, 34356, 35616, 37632, 39264, 40082, 40704, 41552, 43354, 45808, 47488, 52352, 60123, 62328, 65031, 68712, 71232, 75264, 78528, 80164, 81408, 83104, 86708, 91616, 94976, 104704, 120246, 124656, 130062, 137424, 142464, 151739, 157056, 160328, 166208, 173416, 183232, 189952, 209408, 240492, 249312, 260124, 274848, 284928, 303478, 314112, 320656, 332416, 346832, 366464, 455217, 480984, 498624, 520248, 549696, 569856, 606956, 628224, 641312, 664832, 693664, 732928, 910434, 961968, 997248, 1040496, 1062173, 1099392, 1213912, 1282624, 1329664, 1387328, 1465856, 1820868, 1923936, 1994496, 2080992, 2124346, 2198784, 2427824, 2565248, 2774656, 3186519, 3641736, 3847872, 3988992, 4161984, 4248692, 4397568, 4855648, 5130496, 5549312, 6373038, 7283472, 7695744, 8323968, 8497384, 9711296, 10260992, 11098624, 12746076, 14566944, 15391488, 16647936, 16994768, 19422592, 25492152, 29133888, 30782976, 33295872, 33989536, 38845184, 50984304, 58267776, 67979072, 77690368, 101968608, 116535552, 135958144, 203937216, 233071104, 271916288, 407874432, 543832576, 815748864, 1631497728]

約数ペア:

[(1, 1631497728), (2, 815748864), (3, 543832576), (4, 407874432), (6, 271916288), (7, 233071104), (8, 203937216), (12, 135958144), (14, 116535552), (16, 101968608), (21, 77690368), (24, 67979072), (28, 58267776), (32, 50984304), (42, 38845184), (48, 33989536), (49, 33295872), (53, 30782976), (56, 29133888), (64, 25492152), (84, 19422592), (96, 16994768), (98, 16647936), (106, 15391488), (112, 14566944), (128, 12746076), (147, 11098624), (159, 10260992), (168, 9711296), (192, 8497384), (196, 8323968), (212, 7695744), (224, 7283472), (256, 6373038), (294, 5549312), (318, 5130496), (336, 4855648), (371, 4397568), (384, 4248692), (392, 4161984), (409, 3988992), (424, 3847872), (448, 3641736), (512, 3186519), (588, 2774656), (636, 2565248), (672, 2427824), (742, 2198784), (768, 2124346), (784, 2080992), (818, 1994496), (848, 1923936), (896, 1820868), (1113, 1465856), (1176, 1387328), (1227, 1329664), (1272, 1282624), (1344, 1213912), (1484, 1099392), (1536, 1062173), (1568, 1040496), (1636, 997248), (1696, 961968), (1792, 910434), (2226, 732928), (2352, 693664), (2454, 664832), (2544, 641312), (2597, 628224), (2688, 606956), (2863, 569856), (2968, 549696), (3136, 520248), (3272, 498624), (3392, 480984), (3584, 455217), (4452, 366464), (4704, 346832), (4908, 332416), (5088, 320656), (5194, 314112), (5376, 303478), (5726, 284928), (5936, 274848), (6272, 260124), (6544, 249312), (6784, 240492), (7791, 209408), (8589, 189952), (8904, 183232), (9408, 173416), (9816, 166208), (10176, 160328), (10388, 157056), (10752, 151739), (11452, 142464), (11872, 137424), (12544, 130062), (13088, 124656), (13568, 120246), (15582, 104704), (17178, 94976), (17808, 91616), (18816, 86708), (19632, 83104), (20041, 81408), (20352, 80164), (20776, 78528), (21677, 75264), (22904, 71232), (23744, 68712), (25088, 65031), (26176, 62328), (27136, 60123), (31164, 52352), (34356, 47488), (35616, 45808), (37632, 43354), (39264, 41552), (40082, 40704)]