21451271040

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{349}}^1\times {\mathrm{3557}}^1$

素因数の和:3934

約数の個数: 256

約数和(自身を含む): 76212360000

約数和(自身を除く): 54761088960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 349, 360, 384, 432, 480, 540, 576, 640, 698, 720, 864, 960, 1047, 1080, 1152, 1396, 1440, 1728, 1745, 1920, 2094, 2160, 2792, 2880, 3141, 3456, 3490, 3557, 4188, 4320, 5235, 5584, 5760, 6282, 6980, 7114, 8376, 8640, 9423, 10470, 10671, 11168, 12564, 13960, 14228, 15705, 16752, 17280, 17785, 18846, 20940, 21342, 22336, 25128, 27920, 28456, 31410, 32013, 33504, 35570, 37692, 41880, 42684, 44672, 47115, 50256, 53355, 55840, 56912, 62820, 64026, 67008, 71140, 75384, 83760, 85368, 94230, 96039, 100512, 106710, 111680, 113824, 125640, 128052, 134016, 142280, 150768, 160065, 167520, 170736, 188460, 192078, 201024, 213420, 223360, 227648, 251280, 256104, 284560, 301536, 320130, 335040, 341472, 376920, 384156, 402048, 426840, 455296, 480195, 502560, 512208, 569120, 603072, 640260, 670080, 682944, 753840, 768312, 853680, 960390, 1005120, 1024416, 1138240, 1206144, 1241393, 1280520, 1365888, 1507680, 1536624, 1707360, 1920780, 2010240, 2048832, 2276480, 2482786, 2561040, 3015360, 3073248, 3414720, 3724179, 3841560, 4097664, 4965572, 5122080, 6030720, 6146496, 6206965, 6829440, 7448358, 7683120, 9931144, 10244160, 11172537, 12292992, 12413930, 14896716, 15366240, 18620895, 19862288, 20488320, 22345074, 24827860, 29793432, 30732480, 33517611, 37241790, 39724576, 44690148, 49655720, 55862685, 59586864, 61464960, 67035222, 74483580, 79449152, 89380296, 99311440, 111725370, 119173728, 134070444, 148967160, 158898304, 167588055, 178760592, 198622880, 223450740, 238347456, 268140888, 297934320, 335176110, 357521184, 397245760, 446901480, 476694912, 536281776, 595868640, 670352220, 715042368, 794491520, 893802960, 1072563552, 1191737280, 1340704440, 1430084736, 1787605920, 2145127104, 2383474560, 2681408880, 3575211840, 4290254208, 5362817760, 7150423680, 10725635520, 21451271040]

約数ペア:

[(1, 21451271040), (2, 10725635520), (3, 7150423680), (4, 5362817760), (5, 4290254208), (6, 3575211840), (8, 2681408880), (9, 2383474560), (10, 2145127104), (12, 1787605920), (15, 1430084736), (16, 1340704440), (18, 1191737280), (20, 1072563552), (24, 893802960), (27, 794491520), (30, 715042368), (32, 670352220), (36, 595868640), (40, 536281776), (45, 476694912), (48, 446901480), (54, 397245760), (60, 357521184), (64, 335176110), (72, 297934320), (80, 268140888), (90, 238347456), (96, 223450740), (108, 198622880), (120, 178760592), (128, 167588055), (135, 158898304), (144, 148967160), (160, 134070444), (180, 119173728), (192, 111725370), (216, 99311440), (240, 89380296), (270, 79449152), (288, 74483580), (320, 67035222), (349, 61464960), (360, 59586864), (384, 55862685), (432, 49655720), (480, 44690148), (540, 39724576), (576, 37241790), (640, 33517611), (698, 30732480), (720, 29793432), (864, 24827860), (960, 22345074), (1047, 20488320), (1080, 19862288), (1152, 18620895), (1396, 15366240), (1440, 14896716), (1728, 12413930), (1745, 12292992), (1920, 11172537), (2094, 10244160), (2160, 9931144), (2792, 7683120), (2880, 7448358), (3141, 6829440), (3456, 6206965), (3490, 6146496), (3557, 6030720), (4188, 5122080), (4320, 4965572), (5235, 4097664), (5584, 3841560), (5760, 3724179), (6282, 3414720), (6980, 3073248), (7114, 3015360), (8376, 2561040), (8640, 2482786), (9423, 2276480), (10470, 2048832), (10671, 2010240), (11168, 1920780), (12564, 1707360), (13960, 1536624), (14228, 1507680), (15705, 1365888), (16752, 1280520), (17280, 1241393), (17785, 1206144), (18846, 1138240), (20940, 1024416), (21342, 1005120), (22336, 960390), (25128, 853680), (27920, 768312), (28456, 753840), (31410, 682944), (32013, 670080), (33504, 640260), (35570, 603072), (37692, 569120), (41880, 512208), (42684, 502560), (44672, 480195), (47115, 455296), (50256, 426840), (53355, 402048), (55840, 384156), (56912, 376920), (62820, 341472), (64026, 335040), (67008, 320130), (71140, 301536), (75384, 284560), (83760, 256104), (85368, 251280), (94230, 227648), (96039, 223360), (100512, 213420), (106710, 201024), (111680, 192078), (113824, 188460), (125640, 170736), (128052, 167520), (134016, 160065), (142280, 150768)]