1243102140

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{109621}}^1$

素因数の和:109649

約数の個数: 120

約数和(自身を含む): 4456792032

約数和(自身を除く): 3213689892

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 252, 270, 315, 324, 378, 405, 420, 540, 567, 630, 756, 810, 945, 1134, 1260, 1620, 1890, 2268, 2835, 3780, 5670, 11340, 109621, 219242, 328863, 438484, 548105, 657726, 767347, 986589, 1096210, 1315452, 1534694, 1644315, 1973178, 2192420, 2302041, 2959767, 3069388, 3288630, 3836735, 3946356, 4604082, 4932945, 5919534, 6577260, 6906123, 7673470, 8879301, 9208164, 9865890, 11510205, 11839068, 13812246, 14798835, 15346940, 17758602, 19731780, 20718369, 23020410, 27624492, 29597670, 34530615, 35517204, 41436738, 44396505, 46040820, 59195340, 62155107, 69061230, 82873476, 88793010, 103591845, 124310214, 138122460, 177586020, 207183690, 248620428, 310775535, 414367380, 621551070, 1243102140]

約数ペア:

[(1, 1243102140), (2, 621551070), (3, 414367380), (4, 310775535), (5, 248620428), (6, 207183690), (7, 177586020), (9, 138122460), (10, 124310214), (12, 103591845), (14, 88793010), (15, 82873476), (18, 69061230), (20, 62155107), (21, 59195340), (27, 46040820), (28, 44396505), (30, 41436738), (35, 35517204), (36, 34530615), (42, 29597670), (45, 27624492), (54, 23020410), (60, 20718369), (63, 19731780), (70, 17758602), (81, 15346940), (84, 14798835), (90, 13812246), (105, 11839068), (108, 11510205), (126, 9865890), (135, 9208164), (140, 8879301), (162, 7673470), (180, 6906123), (189, 6577260), (210, 5919534), (252, 4932945), (270, 4604082), (315, 3946356), (324, 3836735), (378, 3288630), (405, 3069388), (420, 2959767), (540, 2302041), (567, 2192420), (630, 1973178), (756, 1644315), (810, 1534694), (945, 1315452), (1134, 1096210), (1260, 986589), (1620, 767347), (1890, 657726), (2268, 548105), (2835, 438484), (3780, 328863), (5670, 219242), (11340, 109621)]