2008465020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{379}}^1\times {\mathrm{499}}^1$

素因数の和:952

約数の個数: 144

約数和(自身を含む): 6224400000

約数和(自身を除く): 4215934980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 59, 60, 90, 118, 177, 180, 236, 295, 354, 379, 499, 531, 590, 708, 758, 885, 998, 1062, 1137, 1180, 1497, 1516, 1770, 1895, 1996, 2124, 2274, 2495, 2655, 2994, 3411, 3540, 3790, 4491, 4548, 4990, 5310, 5685, 5988, 6822, 7485, 7580, 8982, 9980, 10620, 11370, 13644, 14970, 17055, 17964, 22361, 22455, 22740, 29441, 29940, 34110, 44722, 44910, 58882, 67083, 68220, 88323, 89444, 89820, 111805, 117764, 134166, 147205, 176646, 189121, 201249, 223610, 264969, 268332, 294410, 335415, 353292, 378242, 402498, 441615, 447220, 529938, 567363, 588820, 670830, 756484, 804996, 883230, 945605, 1006245, 1059876, 1134726, 1324845, 1341660, 1702089, 1766460, 1891210, 2012490, 2269452, 2649690, 2836815, 3404178, 3782420, 4024980, 5299380, 5673630, 6808356, 8510445, 11158139, 11347260, 17020890, 22316278, 33474417, 34041780, 44632556, 55790695, 66948834, 100423251, 111581390, 133897668, 167372085, 200846502, 223162780, 334744170, 401693004, 502116255, 669488340, 1004232510, 2008465020]

約数ペア:

[(1, 2008465020), (2, 1004232510), (3, 669488340), (4, 502116255), (5, 401693004), (6, 334744170), (9, 223162780), (10, 200846502), (12, 167372085), (15, 133897668), (18, 111581390), (20, 100423251), (30, 66948834), (36, 55790695), (45, 44632556), (59, 34041780), (60, 33474417), (90, 22316278), (118, 17020890), (177, 11347260), (180, 11158139), (236, 8510445), (295, 6808356), (354, 5673630), (379, 5299380), (499, 4024980), (531, 3782420), (590, 3404178), (708, 2836815), (758, 2649690), (885, 2269452), (998, 2012490), (1062, 1891210), (1137, 1766460), (1180, 1702089), (1497, 1341660), (1516, 1324845), (1770, 1134726), (1895, 1059876), (1996, 1006245), (2124, 945605), (2274, 883230), (2495, 804996), (2655, 756484), (2994, 670830), (3411, 588820), (3540, 567363), (3790, 529938), (4491, 447220), (4548, 441615), (4990, 402498), (5310, 378242), (5685, 353292), (5988, 335415), (6822, 294410), (7485, 268332), (7580, 264969), (8982, 223610), (9980, 201249), (10620, 189121), (11370, 176646), (13644, 147205), (14970, 134166), (17055, 117764), (17964, 111805), (22361, 89820), (22455, 89444), (22740, 88323), (29441, 68220), (29940, 67083), (34110, 58882), (44722, 44910)]