82812780

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1$

素因数の和:166

約数の個数: 240

約数和(自身を含む): 286868736

約数和(自身を除く): 204055956

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 31, 34, 36, 45, 51, 54, 60, 62, 68, 81, 85, 90, 93, 97, 102, 108, 124, 135, 153, 155, 162, 170, 180, 186, 194, 204, 255, 270, 279, 291, 306, 310, 324, 340, 372, 388, 405, 459, 465, 485, 510, 527, 540, 558, 582, 612, 620, 765, 810, 837, 873, 918, 930, 970, 1020, 1054, 1116, 1164, 1377, 1395, 1455, 1530, 1581, 1620, 1649, 1674, 1746, 1836, 1860, 1940, 2108, 2295, 2511, 2619, 2635, 2754, 2790, 2910, 3007, 3060, 3162, 3298, 3348, 3492, 4185, 4365, 4590, 4743, 4947, 5022, 5238, 5270, 5508, 5580, 5820, 6014, 6324, 6596, 6885, 7857, 7905, 8245, 8370, 8730, 9021, 9180, 9486, 9894, 10044, 10476, 10540, 12028, 12555, 13095, 13770, 14229, 14841, 15035, 15714, 15810, 16490, 16740, 17460, 18042, 18972, 19788, 23715, 24735, 25110, 26190, 27063, 27540, 28458, 29682, 30070, 31428, 31620, 32980, 36084, 39285, 42687, 44523, 45105, 47430, 49470, 50220, 51119, 52380, 54126, 56916, 59364, 60140, 71145, 74205, 78570, 81189, 85374, 89046, 90210, 94860, 98940, 102238, 108252, 133569, 135315, 142290, 148410, 153357, 157140, 162378, 170748, 178092, 180420, 204476, 213435, 222615, 243567, 255595, 267138, 270630, 284580, 296820, 306714, 324756, 405945, 426870, 445230, 460071, 487134, 511190, 534276, 541260, 613428, 667845, 766785, 811890, 853740, 890460, 920142, 974268, 1022380, 1217835, 1335690, 1380213, 1533570, 1623780, 1840284, 2300355, 2435670, 2671380, 2760426, 3067140, 4140639, 4600710, 4871340, 5520852, 6901065, 8281278, 9201420, 13802130, 16562556, 20703195, 27604260, 41406390, 82812780]

約数ペア:

[(1, 82812780), (2, 41406390), (3, 27604260), (4, 20703195), (5, 16562556), (6, 13802130), (9, 9201420), (10, 8281278), (12, 6901065), (15, 5520852), (17, 4871340), (18, 4600710), (20, 4140639), (27, 3067140), (30, 2760426), (31, 2671380), (34, 2435670), (36, 2300355), (45, 1840284), (51, 1623780), (54, 1533570), (60, 1380213), (62, 1335690), (68, 1217835), (81, 1022380), (85, 974268), (90, 920142), (93, 890460), (97, 853740), (102, 811890), (108, 766785), (124, 667845), (135, 613428), (153, 541260), (155, 534276), (162, 511190), (170, 487134), (180, 460071), (186, 445230), (194, 426870), (204, 405945), (255, 324756), (270, 306714), (279, 296820), (291, 284580), (306, 270630), (310, 267138), (324, 255595), (340, 243567), (372, 222615), (388, 213435), (405, 204476), (459, 180420), (465, 178092), (485, 170748), (510, 162378), (527, 157140), (540, 153357), (558, 148410), (582, 142290), (612, 135315), (620, 133569), (765, 108252), (810, 102238), (837, 98940), (873, 94860), (918, 90210), (930, 89046), (970, 85374), (1020, 81189), (1054, 78570), (1116, 74205), (1164, 71145), (1377, 60140), (1395, 59364), (1455, 56916), (1530, 54126), (1581, 52380), (1620, 51119), (1649, 50220), (1674, 49470), (1746, 47430), (1836, 45105), (1860, 44523), (1940, 42687), (2108, 39285), (2295, 36084), (2511, 32980), (2619, 31620), (2635, 31428), (2754, 30070), (2790, 29682), (2910, 28458), (3007, 27540), (3060, 27063), (3162, 26190), (3298, 25110), (3348, 24735), (3492, 23715), (4185, 19788), (4365, 18972), (4590, 18042), (4743, 17460), (4947, 16740), (5022, 16490), (5238, 15810), (5270, 15714), (5508, 15035), (5580, 14841), (5820, 14229), (6014, 13770), (6324, 13095), (6596, 12555), (6885, 12028), (7857, 10540), (7905, 10476), (8245, 10044), (8370, 9894), (8730, 9486), (9021, 9180)]