138707640

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1381}}^1$

素因数の和:1435

約数の個数: 160

約数和(自身を含む): 481599360

約数和(自身を除く): 342891720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 31, 36, 40, 45, 54, 60, 62, 72, 81, 90, 93, 108, 120, 124, 135, 155, 162, 180, 186, 216, 248, 270, 279, 310, 324, 360, 372, 405, 465, 540, 558, 620, 648, 744, 810, 837, 930, 1080, 1116, 1240, 1381, 1395, 1620, 1674, 1860, 2232, 2511, 2762, 2790, 3240, 3348, 3720, 4143, 4185, 5022, 5524, 5580, 6696, 6905, 8286, 8370, 10044, 11048, 11160, 12429, 12555, 13810, 16572, 16740, 20088, 20715, 24858, 25110, 27620, 33144, 33480, 37287, 41430, 42811, 49716, 50220, 55240, 62145, 74574, 82860, 85622, 99432, 100440, 111861, 124290, 128433, 149148, 165720, 171244, 186435, 214055, 223722, 248580, 256866, 298296, 342488, 372870, 385299, 428110, 447444, 497160, 513732, 559305, 642165, 745740, 770598, 856220, 894888, 1027464, 1118610, 1155897, 1284330, 1491480, 1541196, 1712440, 1926495, 2237220, 2311794, 2568660, 3082392, 3467691, 3852990, 4474440, 4623588, 5137320, 5779485, 6935382, 7705980, 9247176, 11558970, 13870764, 15411960, 17338455, 23117940, 27741528, 34676910, 46235880, 69353820, 138707640]

約数ペア:

[(1, 138707640), (2, 69353820), (3, 46235880), (4, 34676910), (5, 27741528), (6, 23117940), (8, 17338455), (9, 15411960), (10, 13870764), (12, 11558970), (15, 9247176), (18, 7705980), (20, 6935382), (24, 5779485), (27, 5137320), (30, 4623588), (31, 4474440), (36, 3852990), (40, 3467691), (45, 3082392), (54, 2568660), (60, 2311794), (62, 2237220), (72, 1926495), (81, 1712440), (90, 1541196), (93, 1491480), (108, 1284330), (120, 1155897), (124, 1118610), (135, 1027464), (155, 894888), (162, 856220), (180, 770598), (186, 745740), (216, 642165), (248, 559305), (270, 513732), (279, 497160), (310, 447444), (324, 428110), (360, 385299), (372, 372870), (405, 342488), (465, 298296), (540, 256866), (558, 248580), (620, 223722), (648, 214055), (744, 186435), (810, 171244), (837, 165720), (930, 149148), (1080, 128433), (1116, 124290), (1240, 111861), (1381, 100440), (1395, 99432), (1620, 85622), (1674, 82860), (1860, 74574), (2232, 62145), (2511, 55240), (2762, 50220), (2790, 49716), (3240, 42811), (3348, 41430), (3720, 37287), (4143, 33480), (4185, 33144), (5022, 27620), (5524, 25110), (5580, 24858), (6696, 20715), (6905, 20088), (8286, 16740), (8370, 16572), (10044, 13810), (11048, 12555), (11160, 12429)]