838560240

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{379}}^1\times {\mathrm{439}}^1$

素因数の和:844

約数の個数: 240

約数和(自身を含む): 3234316800

約数和(自身を除く): 2395756560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 379, 420, 439, 504, 560, 630, 720, 758, 840, 878, 1008, 1137, 1260, 1317, 1516, 1680, 1756, 1895, 2195, 2274, 2520, 2634, 2653, 3032, 3073, 3411, 3512, 3790, 3951, 4390, 4548, 5040, 5268, 5306, 5685, 6064, 6146, 6585, 6822, 7024, 7580, 7902, 7959, 8780, 9096, 9219, 10536, 10612, 11370, 12292, 13170, 13265, 13644, 15160, 15365, 15804, 15918, 17055, 17560, 18192, 18438, 19755, 21072, 21224, 22740, 23877, 24584, 26340, 26530, 27288, 27657, 30320, 30730, 31608, 31836, 34110, 35120, 36876, 39510, 39795, 42448, 45480, 46095, 47754, 49168, 52680, 53060, 54576, 55314, 61460, 63216, 63672, 68220, 73752, 79020, 79590, 90960, 92190, 95508, 105360, 106120, 110628, 119385, 122920, 127344, 136440, 138285, 147504, 158040, 159180, 166381, 184380, 191016, 212240, 221256, 238770, 245840, 272880, 276570, 316080, 318360, 332762, 368760, 382032, 442512, 477540, 499143, 553140, 636720, 665524, 737520, 831905, 955080, 998286, 1106280, 1164667, 1331048, 1497429, 1663810, 1910160, 1996572, 2212560, 2329334, 2495715, 2662096, 2994858, 3327620, 3494001, 3993144, 4658668, 4991430, 5823335, 5989716, 6655240, 6988002, 7487145, 7986288, 9317336, 9982860, 10482003, 11646670, 11979432, 13310480, 13976004, 14974290, 17470005, 18634672, 19965720, 20964006, 23293340, 23958864, 27952008, 29948580, 34940010, 39931440, 41928012, 46586680, 52410015, 55904016, 59897160, 69880020, 83856024, 93173360, 104820030, 119794320, 139760040, 167712048, 209640060, 279520080, 419280120, 838560240]

約数ペア:

[(1, 838560240), (2, 419280120), (3, 279520080), (4, 209640060), (5, 167712048), (6, 139760040), (7, 119794320), (8, 104820030), (9, 93173360), (10, 83856024), (12, 69880020), (14, 59897160), (15, 55904016), (16, 52410015), (18, 46586680), (20, 41928012), (21, 39931440), (24, 34940010), (28, 29948580), (30, 27952008), (35, 23958864), (36, 23293340), (40, 20964006), (42, 19965720), (45, 18634672), (48, 17470005), (56, 14974290), (60, 13976004), (63, 13310480), (70, 11979432), (72, 11646670), (80, 10482003), (84, 9982860), (90, 9317336), (105, 7986288), (112, 7487145), (120, 6988002), (126, 6655240), (140, 5989716), (144, 5823335), (168, 4991430), (180, 4658668), (210, 3993144), (240, 3494001), (252, 3327620), (280, 2994858), (315, 2662096), (336, 2495715), (360, 2329334), (379, 2212560), (420, 1996572), (439, 1910160), (504, 1663810), (560, 1497429), (630, 1331048), (720, 1164667), (758, 1106280), (840, 998286), (878, 955080), (1008, 831905), (1137, 737520), (1260, 665524), (1317, 636720), (1516, 553140), (1680, 499143), (1756, 477540), (1895, 442512), (2195, 382032), (2274, 368760), (2520, 332762), (2634, 318360), (2653, 316080), (3032, 276570), (3073, 272880), (3411, 245840), (3512, 238770), (3790, 221256), (3951, 212240), (4390, 191016), (4548, 184380), (5040, 166381), (5268, 159180), (5306, 158040), (5685, 147504), (6064, 138285), (6146, 136440), (6585, 127344), (6822, 122920), (7024, 119385), (7580, 110628), (7902, 106120), (7959, 105360), (8780, 95508), (9096, 92190), (9219, 90960), (10536, 79590), (10612, 79020), (11370, 73752), (12292, 68220), (13170, 63672), (13265, 63216), (13644, 61460), (15160, 55314), (15365, 54576), (15804, 53060), (15918, 52680), (17055, 49168), (17560, 47754), (18192, 46095), (18438, 45480), (19755, 42448), (21072, 39795), (21224, 39510), (22740, 36876), (23877, 35120), (24584, 34110), (26340, 31836), (26530, 31608), (27288, 30730), (27657, 30320)]