217867440

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{3163}}^1$

素因数の和:3227

約数の個数: 160

約数和(自身を含む): 790949376

約数和(自身を除く): 573081936

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 41, 42, 48, 56, 60, 70, 80, 82, 84, 105, 112, 120, 123, 140, 164, 168, 205, 210, 240, 246, 280, 287, 328, 336, 410, 420, 492, 560, 574, 615, 656, 820, 840, 861, 984, 1148, 1230, 1435, 1640, 1680, 1722, 1968, 2296, 2460, 2870, 3163, 3280, 3444, 4305, 4592, 4920, 5740, 6326, 6888, 8610, 9489, 9840, 11480, 12652, 13776, 15815, 17220, 18978, 22141, 22960, 25304, 31630, 34440, 37956, 44282, 47445, 50608, 63260, 66423, 68880, 75912, 88564, 94890, 110705, 126520, 129683, 132846, 151824, 177128, 189780, 221410, 253040, 259366, 265692, 332115, 354256, 379560, 389049, 442820, 518732, 531384, 648415, 664230, 759120, 778098, 885640, 907781, 1037464, 1062768, 1296830, 1328460, 1556196, 1771280, 1815562, 1945245, 2074928, 2593660, 2656920, 2723343, 3112392, 3631124, 3890490, 4538905, 5187320, 5313840, 5446686, 6224784, 7262248, 7780980, 9077810, 10374640, 10893372, 13616715, 14524496, 15561960, 18155620, 21786744, 27233430, 31123920, 36311240, 43573488, 54466860, 72622480, 108933720, 217867440]

約数ペア:

[(1, 217867440), (2, 108933720), (3, 72622480), (4, 54466860), (5, 43573488), (6, 36311240), (7, 31123920), (8, 27233430), (10, 21786744), (12, 18155620), (14, 15561960), (15, 14524496), (16, 13616715), (20, 10893372), (21, 10374640), (24, 9077810), (28, 7780980), (30, 7262248), (35, 6224784), (40, 5446686), (41, 5313840), (42, 5187320), (48, 4538905), (56, 3890490), (60, 3631124), (70, 3112392), (80, 2723343), (82, 2656920), (84, 2593660), (105, 2074928), (112, 1945245), (120, 1815562), (123, 1771280), (140, 1556196), (164, 1328460), (168, 1296830), (205, 1062768), (210, 1037464), (240, 907781), (246, 885640), (280, 778098), (287, 759120), (328, 664230), (336, 648415), (410, 531384), (420, 518732), (492, 442820), (560, 389049), (574, 379560), (615, 354256), (656, 332115), (820, 265692), (840, 259366), (861, 253040), (984, 221410), (1148, 189780), (1230, 177128), (1435, 151824), (1640, 132846), (1680, 129683), (1722, 126520), (1968, 110705), (2296, 94890), (2460, 88564), (2870, 75912), (3163, 68880), (3280, 66423), (3444, 63260), (4305, 50608), (4592, 47445), (4920, 44282), (5740, 37956), (6326, 34440), (6888, 31630), (8610, 25304), (9489, 22960), (9840, 22141), (11480, 18978), (12652, 17220), (13776, 15815)]