1815151680

素因数分解:

$2^6\times 3^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1$

素因数の和:317

約数の個数: 392

約数和(自身を含む): 6716231424

約数和(自身を除く): 4901079744

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 32, 36, 40, 45, 48, 54, 60, 62, 64, 72, 80, 81, 90, 93, 96, 108, 120, 124, 135, 144, 155, 160, 162, 180, 186, 192, 216, 240, 243, 248, 251, 270, 279, 288, 310, 320, 324, 360, 372, 405, 432, 465, 480, 486, 496, 502, 540, 558, 576, 620, 648, 720, 729, 744, 753, 810, 837, 864, 930, 960, 972, 992, 1004, 1080, 1116, 1215, 1240, 1255, 1296, 1395, 1440, 1458, 1488, 1506, 1620, 1674, 1728, 1860, 1944, 1984, 2008, 2160, 2232, 2259, 2430, 2480, 2510, 2511, 2592, 2790, 2880, 2916, 2976, 3012, 3240, 3348, 3645, 3720, 3765, 3888, 4016, 4185, 4320, 4464, 4518, 4860, 4960, 5020, 5022, 5184, 5580, 5832, 5952, 6024, 6480, 6696, 6777, 7290, 7440, 7530, 7533, 7776, 7781, 8032, 8370, 8640, 8928, 9036, 9720, 9920, 10040, 10044, 11160, 11295, 11664, 12048, 12555, 12960, 13392, 13554, 14580, 14880, 15060, 15066, 15552, 15562, 16064, 16740, 17856, 18072, 19440, 20080, 20088, 20331, 22320, 22590, 22599, 23328, 23343, 24096, 25110, 25920, 26784, 27108, 29160, 29760, 30120, 30132, 31124, 33480, 33885, 36144, 37665, 38880, 38905, 40160, 40176, 40662, 44640, 45180, 45198, 46656, 46686, 48192, 50220, 53568, 54216, 58320, 60240, 60264, 60993, 62248, 66960, 67770, 70029, 72288, 75330, 77760, 77810, 80320, 80352, 81324, 89280, 90360, 90396, 93372, 100440, 101655, 108432, 112995, 116640, 116715, 120480, 120528, 121986, 124496, 133920, 135540, 140058, 144576, 150660, 155620, 160704, 162648, 180720, 180792, 182979, 186744, 200880, 203310, 210087, 216864, 225990, 233280, 233430, 240960, 241056, 243972, 248992, 267840, 271080, 280116, 301320, 304965, 311240, 325296, 350145, 361440, 361584, 365958, 373488, 401760, 406620, 420174, 433728, 451980, 466860, 482112, 487944, 497984, 542160, 560232, 602640, 609930, 622480, 630261, 650592, 700290, 722880, 723168, 731916, 746976, 803520, 813240, 840348, 903960, 914895, 933720, 975888, 1050435, 1084320, 1120464, 1205280, 1219860, 1244960, 1260522, 1301184, 1400580, 1446336, 1463832, 1493952, 1626480, 1680696, 1807920, 1829790, 1867440, 1890783, 1951776, 2100870, 2168640, 2240928, 2410560, 2439720, 2489920, 2521044, 2801160, 2927664, 3151305, 3252960, 3361392, 3615840, 3659580, 3734880, 3781566, 3903552, 4201740, 4481856, 4879440, 5042088, 5602320, 5672349, 5855328, 6302610, 6505920, 6722784, 7231680, 7319160, 7469760, 7563132, 8403480, 9453915, 9758880, 10084176, 11204640, 11344698, 11710656, 12605220, 13445568, 14638320, 15126264, 16806960, 18907830, 19517760, 20168352, 22409280, 22689396, 25210440, 28361745, 29276640, 30252528, 33613920, 37815660, 40336704, 45378792, 50420880, 56723490, 58553280, 60505056, 67227840, 75631320, 90757584, 100841760, 113446980, 121010112, 151262640, 181515168, 201683520, 226893960, 302525280, 363030336, 453787920, 605050560, 907575840, 1815151680]

約数ペア:

[(1, 1815151680), (2, 907575840), (3, 605050560), (4, 453787920), (5, 363030336), (6, 302525280), (8, 226893960), (9, 201683520), (10, 181515168), (12, 151262640), (15, 121010112), (16, 113446980), (18, 100841760), (20, 90757584), (24, 75631320), (27, 67227840), (30, 60505056), (31, 58553280), (32, 56723490), (36, 50420880), (40, 45378792), (45, 40336704), (48, 37815660), (54, 33613920), (60, 30252528), (62, 29276640), (64, 28361745), (72, 25210440), (80, 22689396), (81, 22409280), (90, 20168352), (93, 19517760), (96, 18907830), (108, 16806960), (120, 15126264), (124, 14638320), (135, 13445568), (144, 12605220), (155, 11710656), (160, 11344698), (162, 11204640), (180, 10084176), (186, 9758880), (192, 9453915), (216, 8403480), (240, 7563132), (243, 7469760), (248, 7319160), (251, 7231680), (270, 6722784), (279, 6505920), (288, 6302610), (310, 5855328), (320, 5672349), (324, 5602320), (360, 5042088), (372, 4879440), (405, 4481856), (432, 4201740), (465, 3903552), (480, 3781566), (486, 3734880), (496, 3659580), (502, 3615840), (540, 3361392), (558, 3252960), (576, 3151305), (620, 2927664), (648, 2801160), (720, 2521044), (729, 2489920), (744, 2439720), (753, 2410560), (810, 2240928), (837, 2168640), (864, 2100870), (930, 1951776), (960, 1890783), (972, 1867440), (992, 1829790), (1004, 1807920), (1080, 1680696), (1116, 1626480), (1215, 1493952), (1240, 1463832), (1255, 1446336), (1296, 1400580), (1395, 1301184), (1440, 1260522), (1458, 1244960), (1488, 1219860), (1506, 1205280), (1620, 1120464), (1674, 1084320), (1728, 1050435), (1860, 975888), (1944, 933720), (1984, 914895), (2008, 903960), (2160, 840348), (2232, 813240), (2259, 803520), (2430, 746976), (2480, 731916), (2510, 723168), (2511, 722880), (2592, 700290), (2790, 650592), (2880, 630261), (2916, 622480), (2976, 609930), (3012, 602640), (3240, 560232), (3348, 542160), (3645, 497984), (3720, 487944), (3765, 482112), (3888, 466860), (4016, 451980), (4185, 433728), (4320, 420174), (4464, 406620), (4518, 401760), (4860, 373488), (4960, 365958), (5020, 361584), (5022, 361440), (5184, 350145), (5580, 325296), (5832, 311240), (5952, 304965), (6024, 301320), (6480, 280116), (6696, 271080), (6777, 267840), (7290, 248992), (7440, 243972), (7530, 241056), (7533, 240960), (7776, 233430), (7781, 233280), (8032, 225990), (8370, 216864), (8640, 210087), (8928, 203310), (9036, 200880), (9720, 186744), (9920, 182979), (10040, 180792), (10044, 180720), (11160, 162648), (11295, 160704), (11664, 155620), (12048, 150660), (12555, 144576), (12960, 140058), (13392, 135540), (13554, 133920), (14580, 124496), (14880, 121986), (15060, 120528), (15066, 120480), (15552, 116715), (15562, 116640), (16064, 112995), (16740, 108432), (17856, 101655), (18072, 100440), (19440, 93372), (20080, 90396), (20088, 90360), (20331, 89280), (22320, 81324), (22590, 80352), (22599, 80320), (23328, 77810), (23343, 77760), (24096, 75330), (25110, 72288), (25920, 70029), (26784, 67770), (27108, 66960), (29160, 62248), (29760, 60993), (30120, 60264), (30132, 60240), (31124, 58320), (33480, 54216), (33885, 53568), (36144, 50220), (37665, 48192), (38880, 46686), (38905, 46656), (40160, 45198), (40176, 45180), (40662, 44640)]