81100320

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{24137}}^1$

素因数の和:24162

約数の個数: 96

約数和(自身を含む): 291973248

約数和(自身を除く): 210872928

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 210, 224, 240, 280, 336, 420, 480, 560, 672, 840, 1120, 1680, 3360, 24137, 48274, 72411, 96548, 120685, 144822, 168959, 193096, 241370, 289644, 337918, 362055, 386192, 482740, 506877, 579288, 675836, 724110, 772384, 844795, 965480, 1013754, 1158576, 1351672, 1448220, 1689590, 1930960, 2027508, 2317152, 2534385, 2703344, 2896440, 3379180, 3861920, 4055016, 5068770, 5406688, 5792880, 6758360, 8110032, 10137540, 11585760, 13516720, 16220064, 20275080, 27033440, 40550160, 81100320]

約数ペア:

[(1, 81100320), (2, 40550160), (3, 27033440), (4, 20275080), (5, 16220064), (6, 13516720), (7, 11585760), (8, 10137540), (10, 8110032), (12, 6758360), (14, 5792880), (15, 5406688), (16, 5068770), (20, 4055016), (21, 3861920), (24, 3379180), (28, 2896440), (30, 2703344), (32, 2534385), (35, 2317152), (40, 2027508), (42, 1930960), (48, 1689590), (56, 1448220), (60, 1351672), (70, 1158576), (80, 1013754), (84, 965480), (96, 844795), (105, 772384), (112, 724110), (120, 675836), (140, 579288), (160, 506877), (168, 482740), (210, 386192), (224, 362055), (240, 337918), (280, 289644), (336, 241370), (420, 193096), (480, 168959), (560, 144822), (672, 120685), (840, 96548), (1120, 72411), (1680, 48274), (3360, 24137)]