12381037920

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{30817}}^1$

素因数の和:30875

約数の個数: 240

約数和(自身を含む): 45105717888

約数和(自身を除く): 32724679968

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 32, 36, 40, 45, 48, 54, 60, 62, 72, 80, 81, 90, 93, 96, 108, 120, 124, 135, 144, 155, 160, 162, 180, 186, 216, 240, 248, 270, 279, 288, 310, 324, 360, 372, 405, 432, 465, 480, 496, 540, 558, 620, 648, 720, 744, 810, 837, 864, 930, 992, 1080, 1116, 1240, 1296, 1395, 1440, 1488, 1620, 1674, 1860, 2160, 2232, 2480, 2511, 2592, 2790, 2976, 3240, 3348, 3720, 4185, 4320, 4464, 4960, 5022, 5580, 6480, 6696, 7440, 8370, 8928, 10044, 11160, 12555, 12960, 13392, 14880, 16740, 20088, 22320, 25110, 26784, 30817, 33480, 40176, 44640, 50220, 61634, 66960, 80352, 92451, 100440, 123268, 133920, 154085, 184902, 200880, 246536, 277353, 308170, 369804, 401760, 462255, 493072, 554706, 616340, 739608, 832059, 924510, 955327, 986144, 1109412, 1232680, 1386765, 1479216, 1664118, 1849020, 1910654, 2218824, 2465360, 2496177, 2773530, 2865981, 2958432, 3328236, 3698040, 3821308, 4160295, 4437648, 4776635, 4930720, 4992354, 5547060, 5731962, 6656472, 7396080, 7642616, 8320590, 8597943, 8875296, 9553270, 9984708, 11094120, 11463924, 12480885, 13312944, 14329905, 14792160, 15285232, 16641180, 17195886, 19106540, 19969416, 22188240, 22927848, 24961770, 25793829, 26625888, 28659810, 30570464, 33282360, 34391772, 38213080, 39938832, 42989715, 44376480, 45855696, 49923540, 51587658, 57319620, 66564720, 68783544, 76426160, 77381487, 79877664, 85979430, 91711392, 99847080, 103175316, 114639240, 128969145, 133129440, 137567088, 152852320, 154762974, 171958860, 199694160, 206350632, 229278480, 257938290, 275134176, 309525948, 343917720, 386907435, 399388320, 412701264, 458556960, 515876580, 619051896, 687835440, 773814870, 825402528, 1031753160, 1238103792, 1375670880, 1547629740, 2063506320, 2476207584, 3095259480, 4127012640, 6190518960, 12381037920]

約数ペア:

[(1, 12381037920), (2, 6190518960), (3, 4127012640), (4, 3095259480), (5, 2476207584), (6, 2063506320), (8, 1547629740), (9, 1375670880), (10, 1238103792), (12, 1031753160), (15, 825402528), (16, 773814870), (18, 687835440), (20, 619051896), (24, 515876580), (27, 458556960), (30, 412701264), (31, 399388320), (32, 386907435), (36, 343917720), (40, 309525948), (45, 275134176), (48, 257938290), (54, 229278480), (60, 206350632), (62, 199694160), (72, 171958860), (80, 154762974), (81, 152852320), (90, 137567088), (93, 133129440), (96, 128969145), (108, 114639240), (120, 103175316), (124, 99847080), (135, 91711392), (144, 85979430), (155, 79877664), (160, 77381487), (162, 76426160), (180, 68783544), (186, 66564720), (216, 57319620), (240, 51587658), (248, 49923540), (270, 45855696), (279, 44376480), (288, 42989715), (310, 39938832), (324, 38213080), (360, 34391772), (372, 33282360), (405, 30570464), (432, 28659810), (465, 26625888), (480, 25793829), (496, 24961770), (540, 22927848), (558, 22188240), (620, 19969416), (648, 19106540), (720, 17195886), (744, 16641180), (810, 15285232), (837, 14792160), (864, 14329905), (930, 13312944), (992, 12480885), (1080, 11463924), (1116, 11094120), (1240, 9984708), (1296, 9553270), (1395, 8875296), (1440, 8597943), (1488, 8320590), (1620, 7642616), (1674, 7396080), (1860, 6656472), (2160, 5731962), (2232, 5547060), (2480, 4992354), (2511, 4930720), (2592, 4776635), (2790, 4437648), (2976, 4160295), (3240, 3821308), (3348, 3698040), (3720, 3328236), (4185, 2958432), (4320, 2865981), (4464, 2773530), (4960, 2496177), (5022, 2465360), (5580, 2218824), (6480, 1910654), (6696, 1849020), (7440, 1664118), (8370, 1479216), (8928, 1386765), (10044, 1232680), (11160, 1109412), (12555, 986144), (12960, 955327), (13392, 924510), (14880, 832059), (16740, 739608), (20088, 616340), (22320, 554706), (25110, 493072), (26784, 462255), (30817, 401760), (33480, 369804), (40176, 308170), (44640, 277353), (50220, 246536), (61634, 200880), (66960, 184902), (80352, 154085), (92451, 133920), (100440, 123268)]