646989120

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{229}}^1$

素因数の和:367

約数の個数: 280

約数和(自身を含む): 2332710600

約数和(自身を除く): 1685721480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 109, 120, 135, 144, 160, 162, 180, 192, 216, 218, 229, 240, 270, 288, 320, 324, 327, 360, 405, 432, 436, 458, 480, 540, 545, 576, 648, 654, 687, 720, 810, 864, 872, 916, 960, 981, 1080, 1090, 1145, 1296, 1308, 1374, 1440, 1620, 1635, 1728, 1744, 1832, 1962, 2061, 2160, 2180, 2290, 2592, 2616, 2748, 2880, 2943, 3240, 3270, 3435, 3488, 3664, 3924, 4122, 4320, 4360, 4580, 4905, 5184, 5232, 5496, 5886, 6183, 6480, 6540, 6870, 6976, 7328, 7848, 8244, 8640, 8720, 8829, 9160, 9810, 10305, 10464, 10992, 11772, 12366, 12960, 13080, 13740, 14656, 14715, 15696, 16488, 17440, 17658, 18320, 18549, 19620, 20610, 20928, 21984, 23544, 24732, 24961, 25920, 26160, 27480, 29430, 30915, 31392, 32976, 34880, 35316, 36640, 37098, 39240, 41220, 43968, 44145, 47088, 49464, 49922, 52320, 54960, 58860, 61830, 62784, 65952, 70632, 73280, 74196, 74883, 78480, 82440, 88290, 92745, 94176, 98928, 99844, 104640, 109920, 117720, 123660, 124805, 131904, 141264, 148392, 149766, 156960, 164880, 176580, 185490, 188352, 197856, 199688, 219840, 224649, 235440, 247320, 249610, 282528, 296784, 299532, 313920, 329760, 353160, 370980, 374415, 395712, 399376, 449298, 470880, 494640, 499220, 565056, 593568, 599064, 659520, 673947, 706320, 741960, 748830, 798752, 898596, 941760, 989280, 998440, 1123245, 1187136, 1198128, 1347894, 1412640, 1483920, 1497660, 1597504, 1797192, 1978560, 1996880, 2021841, 2246490, 2396256, 2695788, 2825280, 2967840, 2995320, 3369735, 3594384, 3993760, 4043682, 4492980, 4792512, 5391576, 5935680, 5990640, 6739470, 7188768, 7987520, 8087364, 8985960, 10109205, 10783152, 11981280, 13478940, 14377536, 16174728, 17971920, 20218410, 21566304, 23962560, 26957880, 32349456, 35943840, 40436820, 43132608, 53915760, 64698912, 71887680, 80873640, 107831520, 129397824, 161747280, 215663040, 323494560, 646989120]

約数ペア:

[(1, 646989120), (2, 323494560), (3, 215663040), (4, 161747280), (5, 129397824), (6, 107831520), (8, 80873640), (9, 71887680), (10, 64698912), (12, 53915760), (15, 43132608), (16, 40436820), (18, 35943840), (20, 32349456), (24, 26957880), (27, 23962560), (30, 21566304), (32, 20218410), (36, 17971920), (40, 16174728), (45, 14377536), (48, 13478940), (54, 11981280), (60, 10783152), (64, 10109205), (72, 8985960), (80, 8087364), (81, 7987520), (90, 7188768), (96, 6739470), (108, 5990640), (109, 5935680), (120, 5391576), (135, 4792512), (144, 4492980), (160, 4043682), (162, 3993760), (180, 3594384), (192, 3369735), (216, 2995320), (218, 2967840), (229, 2825280), (240, 2695788), (270, 2396256), (288, 2246490), (320, 2021841), (324, 1996880), (327, 1978560), (360, 1797192), (405, 1597504), (432, 1497660), (436, 1483920), (458, 1412640), (480, 1347894), (540, 1198128), (545, 1187136), (576, 1123245), (648, 998440), (654, 989280), (687, 941760), (720, 898596), (810, 798752), (864, 748830), (872, 741960), (916, 706320), (960, 673947), (981, 659520), (1080, 599064), (1090, 593568), (1145, 565056), (1296, 499220), (1308, 494640), (1374, 470880), (1440, 449298), (1620, 399376), (1635, 395712), (1728, 374415), (1744, 370980), (1832, 353160), (1962, 329760), (2061, 313920), (2160, 299532), (2180, 296784), (2290, 282528), (2592, 249610), (2616, 247320), (2748, 235440), (2880, 224649), (2943, 219840), (3240, 199688), (3270, 197856), (3435, 188352), (3488, 185490), (3664, 176580), (3924, 164880), (4122, 156960), (4320, 149766), (4360, 148392), (4580, 141264), (4905, 131904), (5184, 124805), (5232, 123660), (5496, 117720), (5886, 109920), (6183, 104640), (6480, 99844), (6540, 98928), (6870, 94176), (6976, 92745), (7328, 88290), (7848, 82440), (8244, 78480), (8640, 74883), (8720, 74196), (8829, 73280), (9160, 70632), (9810, 65952), (10305, 62784), (10464, 61830), (10992, 58860), (11772, 54960), (12366, 52320), (12960, 49922), (13080, 49464), (13740, 47088), (14656, 44145), (14715, 43968), (15696, 41220), (16488, 39240), (17440, 37098), (17658, 36640), (18320, 35316), (18549, 34880), (19620, 32976), (20610, 31392), (20928, 30915), (21984, 29430), (23544, 27480), (24732, 26160), (24961, 25920)]