28835280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1381}}^1$

素因数の和:1429

約数の個数: 120

約数和(自身を含む): 100250280

約数和(自身を除く): 71415000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 36, 40, 45, 48, 58, 60, 72, 80, 87, 90, 116, 120, 144, 145, 174, 180, 232, 240, 261, 290, 348, 360, 435, 464, 522, 580, 696, 720, 870, 1044, 1160, 1305, 1381, 1392, 1740, 2088, 2320, 2610, 2762, 3480, 4143, 4176, 5220, 5524, 6905, 6960, 8286, 10440, 11048, 12429, 13810, 16572, 20715, 20880, 22096, 24858, 27620, 33144, 40049, 41430, 49716, 55240, 62145, 66288, 80098, 82860, 99432, 110480, 120147, 124290, 160196, 165720, 198864, 200245, 240294, 248580, 320392, 331440, 360441, 400490, 480588, 497160, 600735, 640784, 720882, 800980, 961176, 994320, 1201470, 1441764, 1601960, 1802205, 1922352, 2402940, 2883528, 3203920, 3604410, 4805880, 5767056, 7208820, 9611760, 14417640, 28835280]

約数ペア:

[(1, 28835280), (2, 14417640), (3, 9611760), (4, 7208820), (5, 5767056), (6, 4805880), (8, 3604410), (9, 3203920), (10, 2883528), (12, 2402940), (15, 1922352), (16, 1802205), (18, 1601960), (20, 1441764), (24, 1201470), (29, 994320), (30, 961176), (36, 800980), (40, 720882), (45, 640784), (48, 600735), (58, 497160), (60, 480588), (72, 400490), (80, 360441), (87, 331440), (90, 320392), (116, 248580), (120, 240294), (144, 200245), (145, 198864), (174, 165720), (180, 160196), (232, 124290), (240, 120147), (261, 110480), (290, 99432), (348, 82860), (360, 80098), (435, 66288), (464, 62145), (522, 55240), (580, 49716), (696, 41430), (720, 40049), (870, 33144), (1044, 27620), (1160, 24858), (1305, 22096), (1381, 20880), (1392, 20715), (1740, 16572), (2088, 13810), (2320, 12429), (2610, 11048), (2762, 10440), (3480, 8286), (4143, 6960), (4176, 6905), (5220, 5524)]