68840800

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{647}}^1$

素因数の和:693

約数の個数: 144

約数和(自身を含む): 202487040

約数和(自身を除く): 133646240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 25, 28, 32, 35, 38, 40, 50, 56, 70, 76, 80, 95, 100, 112, 133, 140, 152, 160, 175, 190, 200, 224, 266, 280, 304, 350, 380, 400, 475, 532, 560, 608, 647, 665, 700, 760, 800, 950, 1064, 1120, 1294, 1330, 1400, 1520, 1900, 2128, 2588, 2660, 2800, 3040, 3235, 3325, 3800, 4256, 4529, 5176, 5320, 5600, 6470, 6650, 7600, 9058, 10352, 10640, 12293, 12940, 13300, 15200, 16175, 18116, 20704, 21280, 22645, 24586, 25880, 26600, 32350, 36232, 45290, 49172, 51760, 53200, 61465, 64700, 72464, 86051, 90580, 98344, 103520, 106400, 113225, 122930, 129400, 144928, 172102, 181160, 196688, 226450, 245860, 258800, 307325, 344204, 362320, 393376, 430255, 452900, 491720, 517600, 614650, 688408, 724640, 860510, 905800, 983440, 1229300, 1376816, 1721020, 1811600, 1966880, 2151275, 2458600, 2753632, 3442040, 3623200, 4302550, 4917200, 6884080, 8605100, 9834400, 13768160, 17210200, 34420400, 68840800]

約数ペア:

[(1, 68840800), (2, 34420400), (4, 17210200), (5, 13768160), (7, 9834400), (8, 8605100), (10, 6884080), (14, 4917200), (16, 4302550), (19, 3623200), (20, 3442040), (25, 2753632), (28, 2458600), (32, 2151275), (35, 1966880), (38, 1811600), (40, 1721020), (50, 1376816), (56, 1229300), (70, 983440), (76, 905800), (80, 860510), (95, 724640), (100, 688408), (112, 614650), (133, 517600), (140, 491720), (152, 452900), (160, 430255), (175, 393376), (190, 362320), (200, 344204), (224, 307325), (266, 258800), (280, 245860), (304, 226450), (350, 196688), (380, 181160), (400, 172102), (475, 144928), (532, 129400), (560, 122930), (608, 113225), (647, 106400), (665, 103520), (700, 98344), (760, 90580), (800, 86051), (950, 72464), (1064, 64700), (1120, 61465), (1294, 53200), (1330, 51760), (1400, 49172), (1520, 45290), (1900, 36232), (2128, 32350), (2588, 26600), (2660, 25880), (2800, 24586), (3040, 22645), (3235, 21280), (3325, 20704), (3800, 18116), (4256, 16175), (4529, 15200), (5176, 13300), (5320, 12940), (5600, 12293), (6470, 10640), (6650, 10352), (7600, 9058)]