245417760

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{251}}^1$

素因数の和:376

約数の個数: 288

約数和(自身を含む): 970849152

約数和(自身を除く): 725431392

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 97, 105, 112, 120, 126, 140, 144, 160, 168, 180, 194, 210, 224, 240, 251, 252, 280, 288, 291, 315, 336, 360, 388, 420, 480, 485, 502, 504, 560, 582, 630, 672, 679, 720, 753, 776, 840, 873, 970, 1004, 1008, 1120, 1164, 1255, 1260, 1358, 1440, 1455, 1506, 1552, 1680, 1746, 1757, 1940, 2008, 2016, 2037, 2259, 2328, 2510, 2520, 2716, 2910, 3012, 3104, 3360, 3395, 3492, 3514, 3765, 3880, 4016, 4074, 4365, 4518, 4656, 5020, 5040, 5271, 5432, 5820, 6024, 6111, 6790, 6984, 7028, 7530, 7760, 8032, 8148, 8730, 8785, 9036, 9312, 10040, 10080, 10185, 10542, 10864, 11295, 11640, 12048, 12222, 13580, 13968, 14056, 15060, 15520, 15813, 16296, 17460, 17570, 18072, 20080, 20370, 21084, 21728, 22590, 23280, 24096, 24347, 24444, 26355, 27160, 27936, 28112, 30120, 30555, 31626, 32592, 34920, 35140, 36144, 40160, 40740, 42168, 45180, 46560, 48694, 48888, 52710, 54320, 56224, 60240, 61110, 63252, 65184, 69840, 70280, 72288, 73041, 79065, 81480, 84336, 90360, 97388, 97776, 105420, 108640, 120480, 121735, 122220, 126504, 139680, 140560, 146082, 158130, 162960, 168672, 170429, 180720, 194776, 195552, 210840, 219123, 243470, 244440, 253008, 281120, 292164, 316260, 325920, 340858, 361440, 365205, 389552, 421680, 438246, 486940, 488880, 506016, 511287, 584328, 632520, 681716, 730410, 779104, 843360, 852145, 876492, 973880, 977760, 1022574, 1095615, 1168656, 1265040, 1363432, 1460820, 1533861, 1704290, 1752984, 1947760, 2045148, 2191230, 2337312, 2530080, 2556435, 2726864, 2921640, 3067722, 3408580, 3505968, 3895520, 4090296, 4382460, 5112870, 5453728, 5843280, 6135444, 6817160, 7011936, 7669305, 8180592, 8764920, 10225740, 11686560, 12270888, 13634320, 15338610, 16361184, 17529840, 20451480, 24541776, 27268640, 30677220, 35059680, 40902960, 49083552, 61354440, 81805920, 122708880, 245417760]

約数ペア:

[(1, 245417760), (2, 122708880), (3, 81805920), (4, 61354440), (5, 49083552), (6, 40902960), (7, 35059680), (8, 30677220), (9, 27268640), (10, 24541776), (12, 20451480), (14, 17529840), (15, 16361184), (16, 15338610), (18, 13634320), (20, 12270888), (21, 11686560), (24, 10225740), (28, 8764920), (30, 8180592), (32, 7669305), (35, 7011936), (36, 6817160), (40, 6135444), (42, 5843280), (45, 5453728), (48, 5112870), (56, 4382460), (60, 4090296), (63, 3895520), (70, 3505968), (72, 3408580), (80, 3067722), (84, 2921640), (90, 2726864), (96, 2556435), (97, 2530080), (105, 2337312), (112, 2191230), (120, 2045148), (126, 1947760), (140, 1752984), (144, 1704290), (160, 1533861), (168, 1460820), (180, 1363432), (194, 1265040), (210, 1168656), (224, 1095615), (240, 1022574), (251, 977760), (252, 973880), (280, 876492), (288, 852145), (291, 843360), (315, 779104), (336, 730410), (360, 681716), (388, 632520), (420, 584328), (480, 511287), (485, 506016), (502, 488880), (504, 486940), (560, 438246), (582, 421680), (630, 389552), (672, 365205), (679, 361440), (720, 340858), (753, 325920), (776, 316260), (840, 292164), (873, 281120), (970, 253008), (1004, 244440), (1008, 243470), (1120, 219123), (1164, 210840), (1255, 195552), (1260, 194776), (1358, 180720), (1440, 170429), (1455, 168672), (1506, 162960), (1552, 158130), (1680, 146082), (1746, 140560), (1757, 139680), (1940, 126504), (2008, 122220), (2016, 121735), (2037, 120480), (2259, 108640), (2328, 105420), (2510, 97776), (2520, 97388), (2716, 90360), (2910, 84336), (3012, 81480), (3104, 79065), (3360, 73041), (3395, 72288), (3492, 70280), (3514, 69840), (3765, 65184), (3880, 63252), (4016, 61110), (4074, 60240), (4365, 56224), (4518, 54320), (4656, 52710), (5020, 48888), (5040, 48694), (5271, 46560), (5432, 45180), (5820, 42168), (6024, 40740), (6111, 40160), (6790, 36144), (6984, 35140), (7028, 34920), (7530, 32592), (7760, 31626), (8032, 30555), (8148, 30120), (8730, 28112), (8785, 27936), (9036, 27160), (9312, 26355), (10040, 24444), (10080, 24347), (10185, 24096), (10542, 23280), (10864, 22590), (11295, 21728), (11640, 21084), (12048, 20370), (12222, 20080), (13580, 18072), (13968, 17570), (14056, 17460), (15060, 16296), (15520, 15813)]