289453600

素因数分解:

$2^5\times 5^2\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1$

素因数の和:315

約数の個数: 144

約数和(自身を含む): 754639200

約数和(自身を除く): 465185600

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 50, 76, 80, 95, 100, 137, 139, 152, 160, 190, 200, 274, 278, 304, 380, 400, 475, 548, 556, 608, 685, 695, 760, 800, 950, 1096, 1112, 1370, 1390, 1520, 1900, 2192, 2224, 2603, 2641, 2740, 2780, 3040, 3425, 3475, 3800, 4384, 4448, 5206, 5282, 5480, 5560, 6850, 6950, 7600, 10412, 10564, 10960, 11120, 13015, 13205, 13700, 13900, 15200, 19043, 20824, 21128, 21920, 22240, 26030, 26410, 27400, 27800, 38086, 41648, 42256, 52060, 52820, 54800, 55600, 65075, 66025, 76172, 83296, 84512, 95215, 104120, 105640, 109600, 111200, 130150, 132050, 152344, 190430, 208240, 211280, 260300, 264100, 304688, 361817, 380860, 416480, 422560, 476075, 520600, 528200, 609376, 723634, 761720, 952150, 1041200, 1056400, 1447268, 1523440, 1809085, 1904300, 2082400, 2112800, 2894536, 3046880, 3618170, 3808600, 5789072, 7236340, 7617200, 9045425, 11578144, 14472680, 15234400, 18090850, 28945360, 36181700, 57890720, 72363400, 144726800, 289453600]

約数ペア:

[(1, 289453600), (2, 144726800), (4, 72363400), (5, 57890720), (8, 36181700), (10, 28945360), (16, 18090850), (19, 15234400), (20, 14472680), (25, 11578144), (32, 9045425), (38, 7617200), (40, 7236340), (50, 5789072), (76, 3808600), (80, 3618170), (95, 3046880), (100, 2894536), (137, 2112800), (139, 2082400), (152, 1904300), (160, 1809085), (190, 1523440), (200, 1447268), (274, 1056400), (278, 1041200), (304, 952150), (380, 761720), (400, 723634), (475, 609376), (548, 528200), (556, 520600), (608, 476075), (685, 422560), (695, 416480), (760, 380860), (800, 361817), (950, 304688), (1096, 264100), (1112, 260300), (1370, 211280), (1390, 208240), (1520, 190430), (1900, 152344), (2192, 132050), (2224, 130150), (2603, 111200), (2641, 109600), (2740, 105640), (2780, 104120), (3040, 95215), (3425, 84512), (3475, 83296), (3800, 76172), (4384, 66025), (4448, 65075), (5206, 55600), (5282, 54800), (5480, 52820), (5560, 52060), (6850, 42256), (6950, 41648), (7600, 38086), (10412, 27800), (10564, 27400), (10960, 26410), (11120, 26030), (13015, 22240), (13205, 21920), (13700, 21128), (13900, 20824), (15200, 19043)]