218697120

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{5237}}^1$

素因数の和:5287

約数の個数: 144

約数和(自身を含む): 772185960

約数和(自身を除く): 553488840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 32, 36, 40, 45, 48, 58, 60, 72, 80, 87, 90, 96, 116, 120, 144, 145, 160, 174, 180, 232, 240, 261, 288, 290, 348, 360, 435, 464, 480, 522, 580, 696, 720, 870, 928, 1044, 1160, 1305, 1392, 1440, 1740, 2088, 2320, 2610, 2784, 3480, 4176, 4640, 5220, 5237, 6960, 8352, 10440, 10474, 13920, 15711, 20880, 20948, 26185, 31422, 41760, 41896, 47133, 52370, 62844, 78555, 83792, 94266, 104740, 125688, 151873, 157110, 167584, 188532, 209480, 235665, 251376, 303746, 314220, 377064, 418960, 455619, 471330, 502752, 607492, 628440, 754128, 759365, 837920, 911238, 942660, 1214984, 1256880, 1366857, 1508256, 1518730, 1822476, 1885320, 2278095, 2429968, 2513760, 2733714, 3037460, 3644952, 3770640, 4556190, 4859936, 5467428, 6074920, 6834285, 7289904, 7541280, 9112380, 10934856, 12149840, 13668570, 14579808, 18224760, 21869712, 24299680, 27337140, 36449520, 43739424, 54674280, 72899040, 109348560, 218697120]

約数ペア:

[(1, 218697120), (2, 109348560), (3, 72899040), (4, 54674280), (5, 43739424), (6, 36449520), (8, 27337140), (9, 24299680), (10, 21869712), (12, 18224760), (15, 14579808), (16, 13668570), (18, 12149840), (20, 10934856), (24, 9112380), (29, 7541280), (30, 7289904), (32, 6834285), (36, 6074920), (40, 5467428), (45, 4859936), (48, 4556190), (58, 3770640), (60, 3644952), (72, 3037460), (80, 2733714), (87, 2513760), (90, 2429968), (96, 2278095), (116, 1885320), (120, 1822476), (144, 1518730), (145, 1508256), (160, 1366857), (174, 1256880), (180, 1214984), (232, 942660), (240, 911238), (261, 837920), (288, 759365), (290, 754128), (348, 628440), (360, 607492), (435, 502752), (464, 471330), (480, 455619), (522, 418960), (580, 377064), (696, 314220), (720, 303746), (870, 251376), (928, 235665), (1044, 209480), (1160, 188532), (1305, 167584), (1392, 157110), (1440, 151873), (1740, 125688), (2088, 104740), (2320, 94266), (2610, 83792), (2784, 78555), (3480, 62844), (4176, 52370), (4640, 47133), (5220, 41896), (5237, 41760), (6960, 31422), (8352, 26185), (10440, 20948), (10474, 20880), (13920, 15711)]