2540551680

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3557}}^1$

素因数の和:3617

約数の個数: 240

約数和(自身を含む): 9085025664

約数和(自身を除く): 6544473984

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 64, 72, 80, 90, 93, 96, 120, 124, 128, 144, 155, 160, 180, 186, 192, 240, 248, 256, 279, 288, 310, 320, 360, 372, 384, 465, 480, 496, 512, 558, 576, 620, 640, 720, 744, 768, 930, 960, 992, 1116, 1152, 1240, 1280, 1395, 1440, 1488, 1536, 1860, 1920, 1984, 2232, 2304, 2480, 2560, 2790, 2880, 2976, 3557, 3720, 3840, 3968, 4464, 4608, 4960, 5580, 5760, 5952, 7114, 7440, 7680, 7936, 8928, 9920, 10671, 11160, 11520, 11904, 14228, 14880, 15872, 17785, 17856, 19840, 21342, 22320, 23040, 23808, 28456, 29760, 32013, 35570, 35712, 39680, 42684, 44640, 47616, 53355, 56912, 59520, 64026, 71140, 71424, 79360, 85368, 89280, 106710, 110267, 113824, 119040, 128052, 142280, 142848, 160065, 170736, 178560, 213420, 220534, 227648, 238080, 256104, 284560, 320130, 330801, 341472, 357120, 426840, 441068, 455296, 512208, 551335, 569120, 640260, 661602, 682944, 714240, 853680, 882136, 910592, 992403, 1024416, 1102670, 1138240, 1280520, 1323204, 1365888, 1654005, 1707360, 1764272, 1821184, 1984806, 2048832, 2205340, 2276480, 2561040, 2646408, 2731776, 3308010, 3414720, 3528544, 3969612, 4097664, 4410680, 4552960, 4962015, 5122080, 5292816, 5463552, 6616020, 6829440, 7057088, 7939224, 8195328, 8821360, 9105920, 9924030, 10244160, 10585632, 13232040, 13658880, 14114176, 15878448, 16390656, 17642720, 19848060, 20488320, 21171264, 26464080, 27317760, 28228352, 31756896, 35285440, 39696120, 40976640, 42342528, 52928160, 56456704, 63513792, 70570880, 79392240, 81953280, 84685056, 105856320, 127027584, 141141760, 158784480, 169370112, 211712640, 254055168, 282283520, 317568960, 423425280, 508110336, 635137920, 846850560, 1270275840, 2540551680]

約数ペア:

[(1, 2540551680), (2, 1270275840), (3, 846850560), (4, 635137920), (5, 508110336), (6, 423425280), (8, 317568960), (9, 282283520), (10, 254055168), (12, 211712640), (15, 169370112), (16, 158784480), (18, 141141760), (20, 127027584), (24, 105856320), (30, 84685056), (31, 81953280), (32, 79392240), (36, 70570880), (40, 63513792), (45, 56456704), (48, 52928160), (60, 42342528), (62, 40976640), (64, 39696120), (72, 35285440), (80, 31756896), (90, 28228352), (93, 27317760), (96, 26464080), (120, 21171264), (124, 20488320), (128, 19848060), (144, 17642720), (155, 16390656), (160, 15878448), (180, 14114176), (186, 13658880), (192, 13232040), (240, 10585632), (248, 10244160), (256, 9924030), (279, 9105920), (288, 8821360), (310, 8195328), (320, 7939224), (360, 7057088), (372, 6829440), (384, 6616020), (465, 5463552), (480, 5292816), (496, 5122080), (512, 4962015), (558, 4552960), (576, 4410680), (620, 4097664), (640, 3969612), (720, 3528544), (744, 3414720), (768, 3308010), (930, 2731776), (960, 2646408), (992, 2561040), (1116, 2276480), (1152, 2205340), (1240, 2048832), (1280, 1984806), (1395, 1821184), (1440, 1764272), (1488, 1707360), (1536, 1654005), (1860, 1365888), (1920, 1323204), (1984, 1280520), (2232, 1138240), (2304, 1102670), (2480, 1024416), (2560, 992403), (2790, 910592), (2880, 882136), (2976, 853680), (3557, 714240), (3720, 682944), (3840, 661602), (3968, 640260), (4464, 569120), (4608, 551335), (4960, 512208), (5580, 455296), (5760, 441068), (5952, 426840), (7114, 357120), (7440, 341472), (7680, 330801), (7936, 320130), (8928, 284560), (9920, 256104), (10671, 238080), (11160, 227648), (11520, 220534), (11904, 213420), (14228, 178560), (14880, 170736), (15872, 160065), (17785, 142848), (17856, 142280), (19840, 128052), (21342, 119040), (22320, 113824), (23040, 110267), (23808, 106710), (28456, 89280), (29760, 85368), (32013, 79360), (35570, 71424), (35712, 71140), (39680, 64026), (42684, 59520), (44640, 56912), (47616, 53355)]