20888934780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{16673}}^1$

素因数の和:16868

約数の個数: 192

約数和(自身を含む): 70815144960

約数和(自身を除く): 49926210180

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 114, 133, 140, 157, 190, 210, 228, 266, 285, 314, 380, 399, 420, 471, 532, 570, 628, 665, 785, 798, 942, 1099, 1140, 1330, 1570, 1596, 1884, 1995, 2198, 2355, 2660, 2983, 3140, 3297, 3990, 4396, 4710, 5495, 5966, 6594, 7980, 8949, 9420, 10990, 11932, 13188, 14915, 16485, 16673, 17898, 20881, 21980, 29830, 32970, 33346, 35796, 41762, 44745, 50019, 59660, 62643, 65940, 66692, 83365, 83524, 89490, 100038, 104405, 116711, 125286, 166730, 178980, 200076, 208810, 233422, 250095, 250572, 313215, 316787, 333460, 350133, 417620, 466844, 500190, 583555, 626430, 633574, 700266, 950361, 1000380, 1167110, 1252860, 1267148, 1400532, 1583935, 1750665, 1900722, 2217509, 2334220, 2617661, 3167870, 3501330, 3801444, 4435018, 4751805, 5235322, 6335740, 6652527, 7002660, 7852983, 8870036, 9503610, 10470644, 11087545, 13088305, 13305054, 15705966, 18323627, 19007220, 22175090, 26176610, 26610108, 31411932, 33262635, 36647254, 39264915, 44350180, 49735559, 52353220, 54970881, 66525270, 73294508, 78529830, 91618135, 99471118, 109941762, 133050540, 149206677, 157059660, 183236270, 198942236, 219883524, 248677795, 274854405, 298413354, 348148913, 366472540, 497355590, 549708810, 596826708, 696297826, 746033385, 994711180, 1044446739, 1099417620, 1392595652, 1492066770, 1740744565, 2088893478, 2984133540, 3481489130, 4177786956, 5222233695, 6962978260, 10444467390, 20888934780]

約数ペア:

[(1, 20888934780), (2, 10444467390), (3, 6962978260), (4, 5222233695), (5, 4177786956), (6, 3481489130), (7, 2984133540), (10, 2088893478), (12, 1740744565), (14, 1492066770), (15, 1392595652), (19, 1099417620), (20, 1044446739), (21, 994711180), (28, 746033385), (30, 696297826), (35, 596826708), (38, 549708810), (42, 497355590), (57, 366472540), (60, 348148913), (70, 298413354), (76, 274854405), (84, 248677795), (95, 219883524), (105, 198942236), (114, 183236270), (133, 157059660), (140, 149206677), (157, 133050540), (190, 109941762), (210, 99471118), (228, 91618135), (266, 78529830), (285, 73294508), (314, 66525270), (380, 54970881), (399, 52353220), (420, 49735559), (471, 44350180), (532, 39264915), (570, 36647254), (628, 33262635), (665, 31411932), (785, 26610108), (798, 26176610), (942, 22175090), (1099, 19007220), (1140, 18323627), (1330, 15705966), (1570, 13305054), (1596, 13088305), (1884, 11087545), (1995, 10470644), (2198, 9503610), (2355, 8870036), (2660, 7852983), (2983, 7002660), (3140, 6652527), (3297, 6335740), (3990, 5235322), (4396, 4751805), (4710, 4435018), (5495, 3801444), (5966, 3501330), (6594, 3167870), (7980, 2617661), (8949, 2334220), (9420, 2217509), (10990, 1900722), (11932, 1750665), (13188, 1583935), (14915, 1400532), (16485, 1267148), (16673, 1252860), (17898, 1167110), (20881, 1000380), (21980, 950361), (29830, 700266), (32970, 633574), (33346, 626430), (35796, 583555), (41762, 500190), (44745, 466844), (50019, 417620), (59660, 350133), (62643, 333460), (65940, 316787), (66692, 313215), (83365, 250572), (83524, 250095), (89490, 233422), (100038, 208810), (104405, 200076), (116711, 178980), (125286, 166730)]