888959240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{227}}^1\times {\mathrm{443}}^1$

素因数の和:711

約数の個数: 128

約数和(自身を含む): 2295941760

約数和(自身を除く): 1406982520

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 85, 104, 130, 136, 170, 221, 227, 260, 340, 442, 443, 454, 520, 680, 884, 886, 908, 1105, 1135, 1768, 1772, 1816, 2210, 2215, 2270, 2951, 3544, 3859, 4420, 4430, 4540, 5759, 5902, 7531, 7718, 8840, 8860, 9080, 11518, 11804, 14755, 15062, 15436, 17720, 19295, 23036, 23608, 28795, 29510, 30124, 30872, 37655, 38590, 46072, 50167, 57590, 59020, 60248, 75310, 77180, 97903, 100334, 100561, 115180, 118040, 150620, 154360, 195806, 200668, 201122, 230360, 250835, 301240, 391612, 401336, 402244, 489515, 501670, 502805, 783224, 804488, 979030, 1003340, 1005610, 1307293, 1709537, 1958060, 2006680, 2011220, 2614586, 3419074, 3916120, 4022440, 5229172, 6536465, 6838148, 8547685, 10458344, 13072930, 13676296, 17095370, 22223981, 26145860, 34190740, 44447962, 52291720, 68381480, 88895924, 111119905, 177791848, 222239810, 444479620, 888959240]

約数ペア:

[(1, 888959240), (2, 444479620), (4, 222239810), (5, 177791848), (8, 111119905), (10, 88895924), (13, 68381480), (17, 52291720), (20, 44447962), (26, 34190740), (34, 26145860), (40, 22223981), (52, 17095370), (65, 13676296), (68, 13072930), (85, 10458344), (104, 8547685), (130, 6838148), (136, 6536465), (170, 5229172), (221, 4022440), (227, 3916120), (260, 3419074), (340, 2614586), (442, 2011220), (443, 2006680), (454, 1958060), (520, 1709537), (680, 1307293), (884, 1005610), (886, 1003340), (908, 979030), (1105, 804488), (1135, 783224), (1768, 502805), (1772, 501670), (1816, 489515), (2210, 402244), (2215, 401336), (2270, 391612), (2951, 301240), (3544, 250835), (3859, 230360), (4420, 201122), (4430, 200668), (4540, 195806), (5759, 154360), (5902, 150620), (7531, 118040), (7718, 115180), (8840, 100561), (8860, 100334), (9080, 97903), (11518, 77180), (11804, 75310), (14755, 60248), (15062, 59020), (15436, 57590), (17720, 50167), (19295, 46072), (23036, 38590), (23608, 37655), (28795, 30872), (29510, 30124)]