489796560

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61843}}^1$

素因数の和:61873

約数の個数: 120

約数和(自身を含む): 1794465504

約数和(自身を除く): 1304668944

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 99, 110, 120, 132, 144, 165, 176, 180, 198, 220, 240, 264, 330, 360, 396, 440, 495, 528, 660, 720, 792, 880, 990, 1320, 1584, 1980, 2640, 3960, 7920, 61843, 123686, 185529, 247372, 309215, 371058, 494744, 556587, 618430, 680273, 742116, 927645, 989488, 1113174, 1236860, 1360546, 1484232, 1855290, 2040819, 2226348, 2473720, 2721092, 2782935, 2968464, 3401365, 3710580, 4081638, 4452696, 4947440, 5442184, 5565870, 6122457, 6802730, 7421160, 8163276, 8905392, 10204095, 10884368, 11131740, 12244914, 13605460, 14842320, 16326552, 20408190, 22263480, 24489828, 27210920, 30612285, 32653104, 40816380, 44526960, 48979656, 54421840, 61224570, 81632760, 97959312, 122449140, 163265520, 244898280, 489796560]

約数ペア:

[(1, 489796560), (2, 244898280), (3, 163265520), (4, 122449140), (5, 97959312), (6, 81632760), (8, 61224570), (9, 54421840), (10, 48979656), (11, 44526960), (12, 40816380), (15, 32653104), (16, 30612285), (18, 27210920), (20, 24489828), (22, 22263480), (24, 20408190), (30, 16326552), (33, 14842320), (36, 13605460), (40, 12244914), (44, 11131740), (45, 10884368), (48, 10204095), (55, 8905392), (60, 8163276), (66, 7421160), (72, 6802730), (80, 6122457), (88, 5565870), (90, 5442184), (99, 4947440), (110, 4452696), (120, 4081638), (132, 3710580), (144, 3401365), (165, 2968464), (176, 2782935), (180, 2721092), (198, 2473720), (220, 2226348), (240, 2040819), (264, 1855290), (330, 1484232), (360, 1360546), (396, 1236860), (440, 1113174), (495, 989488), (528, 927645), (660, 742116), (720, 680273), (792, 618430), (880, 556587), (990, 494744), (1320, 371058), (1584, 309215), (1980, 247372), (2640, 185529), (3960, 123686), (7920, 61843)]