277928280

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{379}}^1$

素因数の和:503

約数の個数: 256

約数和(自身を含む): 1072512000

約数和(自身を除く): 794583720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 97, 105, 108, 120, 126, 135, 140, 168, 180, 189, 194, 210, 216, 252, 270, 280, 291, 315, 360, 378, 379, 388, 420, 485, 504, 540, 582, 630, 679, 756, 758, 776, 840, 873, 945, 970, 1080, 1137, 1164, 1260, 1358, 1455, 1512, 1516, 1746, 1890, 1895, 1940, 2037, 2274, 2328, 2520, 2619, 2653, 2716, 2910, 3032, 3395, 3411, 3492, 3780, 3790, 3880, 4074, 4365, 4548, 5238, 5306, 5432, 5685, 5820, 6111, 6790, 6822, 6984, 7560, 7580, 7959, 8148, 8730, 9096, 10185, 10233, 10476, 10612, 11370, 11640, 12222, 13095, 13265, 13580, 13644, 15160, 15918, 16296, 17055, 17460, 18333, 20370, 20466, 20952, 21224, 22740, 23877, 24444, 26190, 26530, 27160, 27288, 30555, 31836, 34110, 34920, 36666, 36763, 39795, 40740, 40932, 45480, 47754, 48888, 51165, 52380, 53060, 61110, 63672, 68220, 71631, 73332, 73526, 79590, 81480, 81864, 91665, 95508, 102330, 104760, 106120, 110289, 119385, 122220, 136440, 143262, 146664, 147052, 159180, 183330, 183815, 191016, 204660, 220578, 238770, 244440, 257341, 286524, 294104, 318360, 330867, 358155, 366660, 367630, 409320, 441156, 477540, 514682, 551445, 573048, 661734, 716310, 733320, 735260, 772023, 882312, 955080, 992601, 1029364, 1102890, 1286705, 1323468, 1432620, 1470520, 1544046, 1654335, 1985202, 2058728, 2205780, 2316069, 2573410, 2646936, 2865240, 3088092, 3308670, 3860115, 3970404, 4411560, 4632138, 4963005, 5146820, 6176184, 6617340, 6948207, 7720230, 7940808, 9264276, 9926010, 10293640, 11580345, 13234680, 13896414, 15440460, 18528552, 19852020, 23160690, 27792828, 30880920, 34741035, 39704040, 46321380, 55585656, 69482070, 92642760, 138964140, 277928280]

約数ペア:

[(1, 277928280), (2, 138964140), (3, 92642760), (4, 69482070), (5, 55585656), (6, 46321380), (7, 39704040), (8, 34741035), (9, 30880920), (10, 27792828), (12, 23160690), (14, 19852020), (15, 18528552), (18, 15440460), (20, 13896414), (21, 13234680), (24, 11580345), (27, 10293640), (28, 9926010), (30, 9264276), (35, 7940808), (36, 7720230), (40, 6948207), (42, 6617340), (45, 6176184), (54, 5146820), (56, 4963005), (60, 4632138), (63, 4411560), (70, 3970404), (72, 3860115), (84, 3308670), (90, 3088092), (97, 2865240), (105, 2646936), (108, 2573410), (120, 2316069), (126, 2205780), (135, 2058728), (140, 1985202), (168, 1654335), (180, 1544046), (189, 1470520), (194, 1432620), (210, 1323468), (216, 1286705), (252, 1102890), (270, 1029364), (280, 992601), (291, 955080), (315, 882312), (360, 772023), (378, 735260), (379, 733320), (388, 716310), (420, 661734), (485, 573048), (504, 551445), (540, 514682), (582, 477540), (630, 441156), (679, 409320), (756, 367630), (758, 366660), (776, 358155), (840, 330867), (873, 318360), (945, 294104), (970, 286524), (1080, 257341), (1137, 244440), (1164, 238770), (1260, 220578), (1358, 204660), (1455, 191016), (1512, 183815), (1516, 183330), (1746, 159180), (1890, 147052), (1895, 146664), (1940, 143262), (2037, 136440), (2274, 122220), (2328, 119385), (2520, 110289), (2619, 106120), (2653, 104760), (2716, 102330), (2910, 95508), (3032, 91665), (3395, 81864), (3411, 81480), (3492, 79590), (3780, 73526), (3790, 73332), (3880, 71631), (4074, 68220), (4365, 63672), (4548, 61110), (5238, 53060), (5306, 52380), (5432, 51165), (5685, 48888), (5820, 47754), (6111, 45480), (6790, 40932), (6822, 40740), (6984, 39795), (7560, 36763), (7580, 36666), (7959, 34920), (8148, 34110), (8730, 31836), (9096, 30555), (10185, 27288), (10233, 27160), (10476, 26530), (10612, 26190), (11370, 24444), (11640, 23877), (12222, 22740), (13095, 21224), (13265, 20952), (13580, 20466), (13644, 20370), (15160, 18333), (15918, 17460), (16296, 17055)]