1861720320

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{79}}^1$

素因数の和:158

約数の個数: 432

約数和(自身を含む): 6728520960

約数和(自身を除く): 4866800640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 19, 20, 24, 30, 32, 34, 38, 40, 48, 51, 57, 60, 64, 68, 76, 79, 80, 85, 95, 96, 102, 114, 120, 128, 136, 152, 158, 160, 170, 190, 192, 204, 228, 237, 240, 255, 256, 272, 285, 304, 316, 320, 323, 340, 361, 380, 384, 395, 408, 456, 474, 480, 510, 544, 570, 608, 632, 640, 646, 680, 722, 760, 768, 790, 816, 912, 948, 960, 969, 1020, 1083, 1088, 1140, 1185, 1216, 1264, 1280, 1292, 1343, 1360, 1444, 1501, 1520, 1580, 1615, 1632, 1805, 1824, 1896, 1920, 1938, 2040, 2166, 2176, 2280, 2370, 2432, 2528, 2584, 2686, 2720, 2888, 3002, 3040, 3160, 3230, 3264, 3610, 3648, 3792, 3840, 3876, 4029, 4080, 4332, 4352, 4503, 4560, 4740, 4845, 4864, 5056, 5168, 5372, 5415, 5440, 5776, 6004, 6080, 6137, 6320, 6460, 6528, 6715, 7220, 7296, 7505, 7584, 7752, 8058, 8160, 8664, 9006, 9120, 9480, 9690, 10112, 10336, 10744, 10830, 10880, 11552, 12008, 12160, 12274, 12640, 12920, 13056, 13430, 14440, 14592, 15010, 15168, 15504, 16116, 16320, 17328, 18012, 18240, 18411, 18960, 19380, 20145, 20224, 20672, 21488, 21660, 21760, 22515, 23104, 24016, 24320, 24548, 25280, 25517, 25840, 26860, 28519, 28880, 30020, 30336, 30685, 31008, 32232, 32640, 34656, 36024, 36480, 36822, 37920, 38760, 40290, 41344, 42976, 43320, 45030, 46208, 48032, 49096, 50560, 51034, 51680, 53720, 57038, 57760, 60040, 60672, 61370, 62016, 64464, 65280, 69312, 72048, 72960, 73644, 75840, 76551, 77520, 80580, 82688, 85557, 85952, 86640, 90060, 92055, 92416, 96064, 98192, 101120, 102068, 103360, 107440, 114076, 115520, 120080, 122740, 124032, 127585, 128928, 138624, 142595, 144096, 147288, 151680, 153102, 155040, 161160, 171114, 171904, 173280, 180120, 184110, 192128, 196384, 204136, 206720, 214880, 228152, 231040, 240160, 245480, 248064, 255170, 257856, 277248, 285190, 288192, 294576, 303360, 306204, 310080, 322320, 342228, 343808, 346560, 360240, 368220, 382755, 384256, 392768, 408272, 413440, 427785, 429760, 456304, 462080, 480320, 484823, 490960, 510340, 515712, 570380, 576384, 589152, 612408, 620160, 644640, 684456, 693120, 720480, 736440, 765510, 785536, 816544, 855570, 859520, 912608, 960640, 969646, 981920, 1020680, 1031424, 1140760, 1152768, 1178304, 1224816, 1240320, 1289280, 1368912, 1386240, 1440960, 1454469, 1472880, 1531020, 1571072, 1633088, 1711140, 1719040, 1825216, 1921280, 1939292, 1963840, 2041360, 2281520, 2356608, 2424115, 2449632, 2578560, 2737824, 2881920, 2908938, 2945760, 3062040, 3266176, 3422280, 3650432, 3878584, 3927680, 4082720, 4563040, 4713216, 4848230, 4899264, 5157120, 5475648, 5763840, 5817876, 5891520, 6124080, 6532352, 6844560, 7272345, 7300864, 7757168, 7855360, 8165440, 9126080, 9696460, 9798528, 10951296, 11635752, 11783040, 12248160, 13689120, 14544690, 15514336, 16330880, 18252160, 19392920, 19597056, 21902592, 23271504, 23566080, 24496320, 27378240, 29089380, 31028672, 32661760, 36504320, 38785840, 46543008, 48992640, 54756480, 58178760, 62057344, 77571680, 93086016, 97985280, 109512960, 116357520, 124114688, 155143360, 186172032, 232715040, 310286720, 372344064, 465430080, 620573440, 930860160, 1861720320]

約数ペア:

[(1, 1861720320), (2, 930860160), (3, 620573440), (4, 465430080), (5, 372344064), (6, 310286720), (8, 232715040), (10, 186172032), (12, 155143360), (15, 124114688), (16, 116357520), (17, 109512960), (19, 97985280), (20, 93086016), (24, 77571680), (30, 62057344), (32, 58178760), (34, 54756480), (38, 48992640), (40, 46543008), (48, 38785840), (51, 36504320), (57, 32661760), (60, 31028672), (64, 29089380), (68, 27378240), (76, 24496320), (79, 23566080), (80, 23271504), (85, 21902592), (95, 19597056), (96, 19392920), (102, 18252160), (114, 16330880), (120, 15514336), (128, 14544690), (136, 13689120), (152, 12248160), (158, 11783040), (160, 11635752), (170, 10951296), (190, 9798528), (192, 9696460), (204, 9126080), (228, 8165440), (237, 7855360), (240, 7757168), (255, 7300864), (256, 7272345), (272, 6844560), (285, 6532352), (304, 6124080), (316, 5891520), (320, 5817876), (323, 5763840), (340, 5475648), (361, 5157120), (380, 4899264), (384, 4848230), (395, 4713216), (408, 4563040), (456, 4082720), (474, 3927680), (480, 3878584), (510, 3650432), (544, 3422280), (570, 3266176), (608, 3062040), (632, 2945760), (640, 2908938), (646, 2881920), (680, 2737824), (722, 2578560), (760, 2449632), (768, 2424115), (790, 2356608), (816, 2281520), (912, 2041360), (948, 1963840), (960, 1939292), (969, 1921280), (1020, 1825216), (1083, 1719040), (1088, 1711140), (1140, 1633088), (1185, 1571072), (1216, 1531020), (1264, 1472880), (1280, 1454469), (1292, 1440960), (1343, 1386240), (1360, 1368912), (1444, 1289280), (1501, 1240320), (1520, 1224816), (1580, 1178304), (1615, 1152768), (1632, 1140760), (1805, 1031424), (1824, 1020680), (1896, 981920), (1920, 969646), (1938, 960640), (2040, 912608), (2166, 859520), (2176, 855570), (2280, 816544), (2370, 785536), (2432, 765510), (2528, 736440), (2584, 720480), (2686, 693120), (2720, 684456), (2888, 644640), (3002, 620160), (3040, 612408), (3160, 589152), (3230, 576384), (3264, 570380), (3610, 515712), (3648, 510340), (3792, 490960), (3840, 484823), (3876, 480320), (4029, 462080), (4080, 456304), (4332, 429760), (4352, 427785), (4503, 413440), (4560, 408272), (4740, 392768), (4845, 384256), (4864, 382755), (5056, 368220), (5168, 360240), (5372, 346560), (5415, 343808), (5440, 342228), (5776, 322320), (6004, 310080), (6080, 306204), (6137, 303360), (6320, 294576), (6460, 288192), (6528, 285190), (6715, 277248), (7220, 257856), (7296, 255170), (7505, 248064), (7584, 245480), (7752, 240160), (8058, 231040), (8160, 228152), (8664, 214880), (9006, 206720), (9120, 204136), (9480, 196384), (9690, 192128), (10112, 184110), (10336, 180120), (10744, 173280), (10830, 171904), (10880, 171114), (11552, 161160), (12008, 155040), (12160, 153102), (12274, 151680), (12640, 147288), (12920, 144096), (13056, 142595), (13430, 138624), (14440, 128928), (14592, 127585), (15010, 124032), (15168, 122740), (15504, 120080), (16116, 115520), (16320, 114076), (17328, 107440), (18012, 103360), (18240, 102068), (18411, 101120), (18960, 98192), (19380, 96064), (20145, 92416), (20224, 92055), (20672, 90060), (21488, 86640), (21660, 85952), (21760, 85557), (22515, 82688), (23104, 80580), (24016, 77520), (24320, 76551), (24548, 75840), (25280, 73644), (25517, 72960), (25840, 72048), (26860, 69312), (28519, 65280), (28880, 64464), (30020, 62016), (30336, 61370), (30685, 60672), (31008, 60040), (32232, 57760), (32640, 57038), (34656, 53720), (36024, 51680), (36480, 51034), (36822, 50560), (37920, 49096), (38760, 48032), (40290, 46208), (41344, 45030), (42976, 43320)]