2016207585

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1\times {\mathrm{239}}^1$

素因数の和:452

約数の個数: 128

約数和(自身を含む): 4202496000

約数和(自身を除く): 2186288415

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 79, 105, 113, 135, 189, 237, 239, 315, 339, 395, 553, 565, 711, 717, 791, 945, 1017, 1185, 1195, 1659, 1673, 1695, 2133, 2151, 2373, 2765, 3051, 3555, 3585, 3955, 4977, 5019, 5085, 6453, 7119, 8295, 8365, 8927, 10665, 10755, 11865, 14931, 15057, 15255, 18881, 21357, 24885, 25095, 26781, 27007, 32265, 35595, 44635, 45171, 56643, 62489, 74655, 75285, 80343, 81021, 94405, 106785, 132167, 133905, 135035, 169929, 187467, 189049, 225855, 241029, 243063, 283215, 312445, 396501, 401715, 405105, 509787, 562401, 567147, 660835, 729189, 849645, 937335, 945245, 1189503, 1205145, 1215315, 1687203, 1701441, 1982505, 2133553, 2548935, 2812005, 2835735, 3568509, 3645945, 5104323, 5947515, 6400659, 8436015, 8507205, 10667765, 14934871, 17842545, 19201977, 25521615, 32003295, 44804613, 57605931, 74674355, 96009885, 134413839, 224023065, 288029655, 403241517, 672069195, 2016207585]

約数ペア:

[(1, 2016207585), (3, 672069195), (5, 403241517), (7, 288029655), (9, 224023065), (15, 134413839), (21, 96009885), (27, 74674355), (35, 57605931), (45, 44804613), (63, 32003295), (79, 25521615), (105, 19201977), (113, 17842545), (135, 14934871), (189, 10667765), (237, 8507205), (239, 8436015), (315, 6400659), (339, 5947515), (395, 5104323), (553, 3645945), (565, 3568509), (711, 2835735), (717, 2812005), (791, 2548935), (945, 2133553), (1017, 1982505), (1185, 1701441), (1195, 1687203), (1659, 1215315), (1673, 1205145), (1695, 1189503), (2133, 945245), (2151, 937335), (2373, 849645), (2765, 729189), (3051, 660835), (3555, 567147), (3585, 562401), (3955, 509787), (4977, 405105), (5019, 401715), (5085, 396501), (6453, 312445), (7119, 283215), (8295, 243063), (8365, 241029), (8927, 225855), (10665, 189049), (10755, 187467), (11865, 169929), (14931, 135035), (15057, 133905), (15255, 132167), (18881, 106785), (21357, 94405), (24885, 81021), (25095, 80343), (26781, 75285), (27007, 74655), (32265, 62489), (35595, 56643), (44635, 45171)]