81961532640

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1459429}}^1$

素因数の和:1459466

約数の個数: 192

約数和(自身を含む): 308932142400

約数和(自身を除く): 226970609760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 90, 96, 104, 108, 117, 120, 130, 135, 144, 156, 160, 180, 195, 208, 216, 234, 240, 260, 270, 288, 312, 351, 360, 390, 416, 432, 468, 480, 520, 540, 585, 624, 702, 720, 780, 864, 936, 1040, 1080, 1170, 1248, 1404, 1440, 1560, 1755, 1872, 2080, 2160, 2340, 2808, 3120, 3510, 3744, 4320, 4680, 5616, 6240, 7020, 9360, 11232, 14040, 18720, 28080, 56160, 1459429, 2918858, 4378287, 5837716, 7297145, 8756574, 11675432, 13134861, 14594290, 17513148, 18972577, 21891435, 23350864, 26269722, 29188580, 35026296, 37945154, 39404583, 43782870, 46701728, 52539444, 56917731, 58377160, 65674305, 70052592, 75890308, 78809166, 87565740, 94862885, 105078888, 113835462, 116754320, 131348610, 140105184, 151780616, 157618332, 170753193, 175131480, 189725770, 197022915, 210157776, 227670924, 233508640, 262697220, 284588655, 303561232, 315236664, 341506386, 350262960, 379451540, 394045830, 420315552, 455341848, 512259579, 525394440, 569177310, 607122464, 630473328, 683012772, 700525920, 758903080, 788091660, 853765965, 910683696, 1024519158, 1050788880, 1138354620, 1260946656, 1366025544, 1517806160, 1576183320, 1707531930, 1821367392, 2049038316, 2101577760, 2276709240, 2561297895, 2732051088, 3035612320, 3152366640, 3415063860, 4098076632, 4553418480, 5122595790, 5464102176, 6304733280, 6830127720, 8196153264, 9106836960, 10245191580, 13660255440, 16392306528, 20490383160, 27320510880, 40980766320, 81961532640]

約数ペア:

[(1, 81961532640), (2, 40980766320), (3, 27320510880), (4, 20490383160), (5, 16392306528), (6, 13660255440), (8, 10245191580), (9, 9106836960), (10, 8196153264), (12, 6830127720), (13, 6304733280), (15, 5464102176), (16, 5122595790), (18, 4553418480), (20, 4098076632), (24, 3415063860), (26, 3152366640), (27, 3035612320), (30, 2732051088), (32, 2561297895), (36, 2276709240), (39, 2101577760), (40, 2049038316), (45, 1821367392), (48, 1707531930), (52, 1576183320), (54, 1517806160), (60, 1366025544), (65, 1260946656), (72, 1138354620), (78, 1050788880), (80, 1024519158), (90, 910683696), (96, 853765965), (104, 788091660), (108, 758903080), (117, 700525920), (120, 683012772), (130, 630473328), (135, 607122464), (144, 569177310), (156, 525394440), (160, 512259579), (180, 455341848), (195, 420315552), (208, 394045830), (216, 379451540), (234, 350262960), (240, 341506386), (260, 315236664), (270, 303561232), (288, 284588655), (312, 262697220), (351, 233508640), (360, 227670924), (390, 210157776), (416, 197022915), (432, 189725770), (468, 175131480), (480, 170753193), (520, 157618332), (540, 151780616), (585, 140105184), (624, 131348610), (702, 116754320), (720, 113835462), (780, 105078888), (864, 94862885), (936, 87565740), (1040, 78809166), (1080, 75890308), (1170, 70052592), (1248, 65674305), (1404, 58377160), (1440, 56917731), (1560, 52539444), (1755, 46701728), (1872, 43782870), (2080, 39404583), (2160, 37945154), (2340, 35026296), (2808, 29188580), (3120, 26269722), (3510, 23350864), (3744, 21891435), (4320, 18972577), (4680, 17513148), (5616, 14594290), (6240, 13134861), (7020, 11675432), (9360, 8756574), (11232, 7297145), (14040, 5837716), (18720, 4378287), (28080, 2918858), (56160, 1459429)]