21568393680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{149}}^1\times {\mathrm{2087}}^1$

素因数の和:2286

約数の個数: 240

約数和(自身を含む): 71537385600

約数和(自身を除く): 49968991920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 149, 170, 204, 240, 255, 272, 289, 298, 340, 408, 447, 510, 578, 596, 680, 745, 816, 867, 894, 1020, 1156, 1192, 1360, 1445, 1490, 1734, 1788, 2040, 2087, 2235, 2312, 2384, 2533, 2890, 2980, 3468, 3576, 4080, 4174, 4335, 4470, 4624, 5066, 5780, 5960, 6261, 6936, 7152, 7599, 8348, 8670, 8940, 10132, 10435, 11560, 11920, 12522, 12665, 13872, 15198, 16696, 17340, 17880, 20264, 20870, 23120, 25044, 25330, 30396, 31305, 33392, 34680, 35479, 35760, 37995, 40528, 41740, 43061, 50088, 50660, 60792, 62610, 69360, 70958, 75990, 83480, 86122, 100176, 101320, 106437, 121584, 125220, 129183, 141916, 151980, 166960, 172244, 177395, 202640, 212874, 215305, 250440, 258366, 283832, 303960, 310963, 344488, 354790, 425748, 430610, 500880, 516732, 532185, 567664, 603143, 607920, 621926, 645915, 688976, 709580, 851496, 861220, 932889, 1033464, 1064370, 1206286, 1243852, 1291830, 1419160, 1554815, 1702992, 1722440, 1809429, 1865778, 2066928, 2128740, 2412572, 2487704, 2583660, 2838320, 3015715, 3109630, 3444880, 3618858, 3731556, 4257480, 4664445, 4825144, 4975408, 5167320, 5286371, 6031430, 6219260, 7237716, 7463112, 8514960, 9047145, 9328890, 9650288, 10334640, 10572742, 12062860, 12438520, 14475432, 14926224, 15859113, 18094290, 18657780, 21145484, 24125720, 24877040, 26431855, 28950864, 31718226, 36188580, 37315560, 42290968, 48251440, 52863710, 63436452, 72377160, 74631120, 79295565, 84581936, 89868307, 105727420, 126872904, 144754320, 158591130, 179736614, 211454840, 253745808, 269604921, 317182260, 359473228, 422909680, 449341535, 539209842, 634364520, 718946456, 898683070, 1078419684, 1268729040, 1348024605, 1437892912, 1797366140, 2156839368, 2696049210, 3594732280, 4313678736, 5392098420, 7189464560, 10784196840, 21568393680]

約数ペア:

[(1, 21568393680), (2, 10784196840), (3, 7189464560), (4, 5392098420), (5, 4313678736), (6, 3594732280), (8, 2696049210), (10, 2156839368), (12, 1797366140), (15, 1437892912), (16, 1348024605), (17, 1268729040), (20, 1078419684), (24, 898683070), (30, 718946456), (34, 634364520), (40, 539209842), (48, 449341535), (51, 422909680), (60, 359473228), (68, 317182260), (80, 269604921), (85, 253745808), (102, 211454840), (120, 179736614), (136, 158591130), (149, 144754320), (170, 126872904), (204, 105727420), (240, 89868307), (255, 84581936), (272, 79295565), (289, 74631120), (298, 72377160), (340, 63436452), (408, 52863710), (447, 48251440), (510, 42290968), (578, 37315560), (596, 36188580), (680, 31718226), (745, 28950864), (816, 26431855), (867, 24877040), (894, 24125720), (1020, 21145484), (1156, 18657780), (1192, 18094290), (1360, 15859113), (1445, 14926224), (1490, 14475432), (1734, 12438520), (1788, 12062860), (2040, 10572742), (2087, 10334640), (2235, 9650288), (2312, 9328890), (2384, 9047145), (2533, 8514960), (2890, 7463112), (2980, 7237716), (3468, 6219260), (3576, 6031430), (4080, 5286371), (4174, 5167320), (4335, 4975408), (4470, 4825144), (4624, 4664445), (5066, 4257480), (5780, 3731556), (5960, 3618858), (6261, 3444880), (6936, 3109630), (7152, 3015715), (7599, 2838320), (8348, 2583660), (8670, 2487704), (8940, 2412572), (10132, 2128740), (10435, 2066928), (11560, 1865778), (11920, 1809429), (12522, 1722440), (12665, 1702992), (13872, 1554815), (15198, 1419160), (16696, 1291830), (17340, 1243852), (17880, 1206286), (20264, 1064370), (20870, 1033464), (23120, 932889), (25044, 861220), (25330, 851496), (30396, 709580), (31305, 688976), (33392, 645915), (34680, 621926), (35479, 607920), (35760, 603143), (37995, 567664), (40528, 532185), (41740, 516732), (43061, 500880), (50088, 430610), (50660, 425748), (60792, 354790), (62610, 344488), (69360, 310963), (70958, 303960), (75990, 283832), (83480, 258366), (86122, 250440), (100176, 215305), (101320, 212874), (106437, 202640), (121584, 177395), (125220, 172244), (129183, 166960), (141916, 151980)]