21278779920

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{181}}^1\times {\mathrm{1471}}^1$

素因数の和:1711

約数の個数: 320

約数和(自身を含む): 75741818880

約数和(自身を除く): 54463038960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 37, 40, 45, 48, 54, 60, 72, 74, 80, 90, 108, 111, 120, 135, 144, 148, 180, 181, 185, 216, 222, 240, 270, 296, 333, 360, 362, 370, 432, 444, 540, 543, 555, 592, 666, 720, 724, 740, 888, 905, 999, 1080, 1086, 1110, 1332, 1448, 1471, 1480, 1629, 1665, 1776, 1810, 1998, 2160, 2172, 2220, 2664, 2715, 2896, 2942, 2960, 3258, 3330, 3620, 3996, 4344, 4413, 4440, 4887, 4995, 5328, 5430, 5884, 6516, 6660, 6697, 7240, 7355, 7992, 8145, 8688, 8826, 8880, 9774, 9990, 10860, 11768, 13032, 13239, 13320, 13394, 14480, 14710, 15984, 16290, 17652, 19548, 19980, 20091, 21720, 22065, 23536, 24435, 26064, 26478, 26640, 26788, 29420, 32580, 33485, 35304, 39096, 39717, 39960, 40182, 43440, 44130, 48870, 52956, 53576, 54427, 58840, 60273, 65160, 66195, 66970, 70608, 78192, 79434, 79920, 80364, 88260, 97740, 100455, 105912, 107152, 108854, 117680, 120546, 130320, 132390, 133940, 158868, 160728, 163281, 176520, 180819, 195480, 198585, 200910, 211824, 217708, 241092, 264780, 266251, 267880, 272135, 301365, 317736, 321456, 326562, 353040, 361638, 390960, 397170, 401820, 435416, 482184, 489843, 529560, 532502, 535760, 544270, 602730, 635472, 653124, 723276, 794340, 798753, 803640, 816405, 870832, 904095, 964368, 979686, 1059120, 1065004, 1088540, 1205460, 1306248, 1331255, 1446552, 1469529, 1588680, 1597506, 1607280, 1632810, 1808190, 1959372, 2130008, 2177080, 2396259, 2410920, 2449215, 2612496, 2662510, 2893104, 2939058, 3177360, 3195012, 3265620, 3616380, 3918744, 3993765, 4260016, 4354160, 4792518, 4821840, 4898430, 5325020, 5878116, 6390024, 6531240, 7188777, 7232760, 7347645, 7837488, 7987530, 9585036, 9796860, 9851287, 10650040, 11756232, 11981295, 12780048, 13062480, 14377554, 14465520, 14695290, 15975060, 19170072, 19593720, 19702574, 21300080, 23512464, 23962590, 28755108, 29390580, 29553861, 31950120, 35943885, 38340144, 39187440, 39405148, 47925180, 49256435, 57510216, 58781160, 59107722, 63900240, 71887770, 78810296, 88661583, 95850360, 98512870, 115020432, 117562320, 118215444, 143775540, 147769305, 157620592, 177323166, 191700720, 197025740, 236430888, 265984749, 287551080, 295538610, 354646332, 394051480, 443307915, 472861776, 531969498, 575102160, 591077220, 709292664, 788102960, 886615830, 1063938996, 1182154440, 1329923745, 1418585328, 1773231660, 2127877992, 2364308880, 2659847490, 3546463320, 4255755984, 5319694980, 7092926640, 10639389960, 21278779920]

約数ペア:

[(1, 21278779920), (2, 10639389960), (3, 7092926640), (4, 5319694980), (5, 4255755984), (6, 3546463320), (8, 2659847490), (9, 2364308880), (10, 2127877992), (12, 1773231660), (15, 1418585328), (16, 1329923745), (18, 1182154440), (20, 1063938996), (24, 886615830), (27, 788102960), (30, 709292664), (36, 591077220), (37, 575102160), (40, 531969498), (45, 472861776), (48, 443307915), (54, 394051480), (60, 354646332), (72, 295538610), (74, 287551080), (80, 265984749), (90, 236430888), (108, 197025740), (111, 191700720), (120, 177323166), (135, 157620592), (144, 147769305), (148, 143775540), (180, 118215444), (181, 117562320), (185, 115020432), (216, 98512870), (222, 95850360), (240, 88661583), (270, 78810296), (296, 71887770), (333, 63900240), (360, 59107722), (362, 58781160), (370, 57510216), (432, 49256435), (444, 47925180), (540, 39405148), (543, 39187440), (555, 38340144), (592, 35943885), (666, 31950120), (720, 29553861), (724, 29390580), (740, 28755108), (888, 23962590), (905, 23512464), (999, 21300080), (1080, 19702574), (1086, 19593720), (1110, 19170072), (1332, 15975060), (1448, 14695290), (1471, 14465520), (1480, 14377554), (1629, 13062480), (1665, 12780048), (1776, 11981295), (1810, 11756232), (1998, 10650040), (2160, 9851287), (2172, 9796860), (2220, 9585036), (2664, 7987530), (2715, 7837488), (2896, 7347645), (2942, 7232760), (2960, 7188777), (3258, 6531240), (3330, 6390024), (3620, 5878116), (3996, 5325020), (4344, 4898430), (4413, 4821840), (4440, 4792518), (4887, 4354160), (4995, 4260016), (5328, 3993765), (5430, 3918744), (5884, 3616380), (6516, 3265620), (6660, 3195012), (6697, 3177360), (7240, 2939058), (7355, 2893104), (7992, 2662510), (8145, 2612496), (8688, 2449215), (8826, 2410920), (8880, 2396259), (9774, 2177080), (9990, 2130008), (10860, 1959372), (11768, 1808190), (13032, 1632810), (13239, 1607280), (13320, 1597506), (13394, 1588680), (14480, 1469529), (14710, 1446552), (15984, 1331255), (16290, 1306248), (17652, 1205460), (19548, 1088540), (19980, 1065004), (20091, 1059120), (21720, 979686), (22065, 964368), (23536, 904095), (24435, 870832), (26064, 816405), (26478, 803640), (26640, 798753), (26788, 794340), (29420, 723276), (32580, 653124), (33485, 635472), (35304, 602730), (39096, 544270), (39717, 535760), (39960, 532502), (40182, 529560), (43440, 489843), (44130, 482184), (48870, 435416), (52956, 401820), (53576, 397170), (54427, 390960), (58840, 361638), (60273, 353040), (65160, 326562), (66195, 321456), (66970, 317736), (70608, 301365), (78192, 272135), (79434, 267880), (79920, 266251), (80364, 264780), (88260, 241092), (97740, 217708), (100455, 211824), (105912, 200910), (107152, 198585), (108854, 195480), (117680, 180819), (120546, 176520), (130320, 163281), (132390, 160728), (133940, 158868)]