1305295920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{58481}}^1$

素因数の和:58531

約数の個数: 120

約数和(自身を含む): 4525103232

約数和(自身を除く): 3219807312

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 120, 124, 144, 155, 180, 186, 240, 248, 279, 310, 360, 372, 465, 496, 558, 620, 720, 744, 930, 1116, 1240, 1395, 1488, 1860, 2232, 2480, 2790, 3720, 4464, 5580, 7440, 11160, 22320, 58481, 116962, 175443, 233924, 292405, 350886, 467848, 526329, 584810, 701772, 877215, 935696, 1052658, 1169620, 1403544, 1754430, 1812911, 2105316, 2339240, 2631645, 2807088, 3508860, 3625822, 4210632, 4678480, 5263290, 5438733, 7017720, 7251644, 8421264, 9064555, 10526580, 10877466, 14035440, 14503288, 16316199, 18129110, 21053160, 21754932, 27193665, 29006576, 32632398, 36258220, 42106320, 43509864, 54387330, 65264796, 72516440, 81580995, 87019728, 108774660, 130529592, 145032880, 163161990, 217549320, 261059184, 326323980, 435098640, 652647960, 1305295920]

約数ペア:

[(1, 1305295920), (2, 652647960), (3, 435098640), (4, 326323980), (5, 261059184), (6, 217549320), (8, 163161990), (9, 145032880), (10, 130529592), (12, 108774660), (15, 87019728), (16, 81580995), (18, 72516440), (20, 65264796), (24, 54387330), (30, 43509864), (31, 42106320), (36, 36258220), (40, 32632398), (45, 29006576), (48, 27193665), (60, 21754932), (62, 21053160), (72, 18129110), (80, 16316199), (90, 14503288), (93, 14035440), (120, 10877466), (124, 10526580), (144, 9064555), (155, 8421264), (180, 7251644), (186, 7017720), (240, 5438733), (248, 5263290), (279, 4678480), (310, 4210632), (360, 3625822), (372, 3508860), (465, 2807088), (496, 2631645), (558, 2339240), (620, 2105316), (720, 1812911), (744, 1754430), (930, 1403544), (1116, 1169620), (1240, 1052658), (1395, 935696), (1488, 877215), (1860, 701772), (2232, 584810), (2480, 526329), (2790, 467848), (3720, 350886), (4464, 292405), (5580, 233924), (7440, 175443), (11160, 116962), (22320, 58481)]