840930720

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{353}}^1\times {\mathrm{709}}^1$

素因数の和:1087

約数の個数: 192

約数和(自身を含む): 3040208640

約数和(自身を除く): 2199277920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 210, 224, 240, 280, 336, 353, 420, 480, 560, 672, 706, 709, 840, 1059, 1120, 1412, 1418, 1680, 1765, 2118, 2127, 2471, 2824, 2836, 3360, 3530, 3545, 4236, 4254, 4942, 4963, 5295, 5648, 5672, 7060, 7090, 7413, 8472, 8508, 9884, 9926, 10590, 10635, 11296, 11344, 12355, 14120, 14180, 14826, 14889, 16944, 17016, 19768, 19852, 21180, 21270, 22688, 24710, 24815, 28240, 28360, 29652, 29778, 33888, 34032, 37065, 39536, 39704, 42360, 42540, 49420, 49630, 56480, 56720, 59304, 59556, 68064, 74130, 74445, 79072, 79408, 84720, 85080, 98840, 99260, 113440, 118608, 119112, 148260, 148890, 158816, 169440, 170160, 197680, 198520, 237216, 238224, 250277, 296520, 297780, 340320, 395360, 397040, 476448, 500554, 593040, 595560, 750831, 794080, 1001108, 1186080, 1191120, 1251385, 1501662, 1751939, 2002216, 2382240, 2502770, 3003324, 3503878, 3754155, 4004432, 5005540, 5255817, 6006648, 7007756, 7508310, 8008864, 8759695, 10011080, 10511634, 12013296, 14015512, 15016620, 17519390, 20022160, 21023268, 24026592, 26279085, 28031024, 30033240, 35038780, 40044320, 42046536, 52558170, 56062048, 60066480, 70077560, 84093072, 105116340, 120132960, 140155120, 168186144, 210232680, 280310240, 420465360, 840930720]

約数ペア:

[(1, 840930720), (2, 420465360), (3, 280310240), (4, 210232680), (5, 168186144), (6, 140155120), (7, 120132960), (8, 105116340), (10, 84093072), (12, 70077560), (14, 60066480), (15, 56062048), (16, 52558170), (20, 42046536), (21, 40044320), (24, 35038780), (28, 30033240), (30, 28031024), (32, 26279085), (35, 24026592), (40, 21023268), (42, 20022160), (48, 17519390), (56, 15016620), (60, 14015512), (70, 12013296), (80, 10511634), (84, 10011080), (96, 8759695), (105, 8008864), (112, 7508310), (120, 7007756), (140, 6006648), (160, 5255817), (168, 5005540), (210, 4004432), (224, 3754155), (240, 3503878), (280, 3003324), (336, 2502770), (353, 2382240), (420, 2002216), (480, 1751939), (560, 1501662), (672, 1251385), (706, 1191120), (709, 1186080), (840, 1001108), (1059, 794080), (1120, 750831), (1412, 595560), (1418, 593040), (1680, 500554), (1765, 476448), (2118, 397040), (2127, 395360), (2471, 340320), (2824, 297780), (2836, 296520), (3360, 250277), (3530, 238224), (3545, 237216), (4236, 198520), (4254, 197680), (4942, 170160), (4963, 169440), (5295, 158816), (5648, 148890), (5672, 148260), (7060, 119112), (7090, 118608), (7413, 113440), (8472, 99260), (8508, 98840), (9884, 85080), (9926, 84720), (10590, 79408), (10635, 79072), (11296, 74445), (11344, 74130), (12355, 68064), (14120, 59556), (14180, 59304), (14826, 56720), (14889, 56480), (16944, 49630), (17016, 49420), (19768, 42540), (19852, 42360), (21180, 39704), (21270, 39536), (22688, 37065), (24710, 34032), (24815, 33888), (28240, 29778), (28360, 29652)]