81045729280

素因数分解:

$2^{12}\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{349}}^1$

素因数の和:447

約数の個数: 416

約数和(自身を含む): 222926256000

約数和(自身を除く): 141880526720

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 23, 29, 32, 34, 40, 46, 58, 64, 68, 80, 85, 92, 115, 116, 128, 136, 145, 160, 170, 184, 230, 232, 256, 272, 290, 320, 340, 349, 368, 391, 460, 464, 493, 512, 544, 580, 640, 667, 680, 698, 736, 782, 920, 928, 986, 1024, 1088, 1160, 1280, 1334, 1360, 1396, 1472, 1564, 1745, 1840, 1856, 1955, 1972, 2048, 2176, 2320, 2465, 2560, 2668, 2720, 2792, 2944, 3128, 3335, 3490, 3680, 3712, 3910, 3944, 4096, 4352, 4640, 4930, 5120, 5336, 5440, 5584, 5888, 5933, 6256, 6670, 6980, 7360, 7424, 7820, 7888, 8027, 8704, 9280, 9860, 10121, 10240, 10672, 10880, 11168, 11339, 11776, 11866, 12512, 13340, 13960, 14720, 14848, 15640, 15776, 16054, 17408, 18560, 19720, 20242, 20480, 21344, 21760, 22336, 22678, 23552, 23732, 25024, 26680, 27920, 29440, 29665, 29696, 31280, 31552, 32108, 34816, 37120, 39440, 40135, 40484, 42688, 43520, 44672, 45356, 47104, 47464, 50048, 50605, 53360, 55840, 56695, 58880, 59330, 59392, 62560, 63104, 64216, 69632, 74240, 78880, 80270, 80968, 85376, 87040, 89344, 90712, 94208, 94928, 100096, 101210, 106720, 111680, 113390, 117760, 118660, 118784, 125120, 126208, 128432, 136459, 148480, 157760, 160540, 161936, 170752, 172057, 174080, 178688, 181424, 189856, 200192, 202420, 213440, 223360, 226780, 232783, 235520, 237320, 250240, 252416, 256864, 272918, 296960, 315520, 321080, 323872, 341504, 344114, 348160, 357376, 362848, 379712, 400384, 404840, 426880, 446720, 453560, 465566, 471040, 474640, 500480, 504832, 513728, 545836, 593920, 631040, 642160, 647744, 682295, 683008, 688228, 714752, 725696, 759424, 800768, 809680, 853760, 860285, 893440, 907120, 931132, 949280, 1000960, 1009664, 1027456, 1091672, 1163915, 1262080, 1284320, 1295488, 1364590, 1366016, 1376456, 1429504, 1451392, 1518848, 1601536, 1619360, 1707520, 1720570, 1786880, 1814240, 1862264, 1898560, 2001920, 2019328, 2054912, 2183344, 2327830, 2524160, 2568640, 2590976, 2729180, 2732032, 2752912, 2902784, 3037696, 3238720, 3415040, 3441140, 3573760, 3628480, 3724528, 3797120, 3957311, 4003840, 4109824, 4366688, 4655660, 5048320, 5137280, 5181952, 5458360, 5505824, 5805568, 6075392, 6477440, 6830080, 6882280, 7147520, 7256960, 7449056, 7594240, 7914622, 8007680, 8219648, 8733376, 9311320, 10096640, 10274560, 10363904, 10916720, 11011648, 11611136, 12150784, 12954880, 13660160, 13764560, 14513920, 14898112, 15188480, 15829244, 16439296, 17466752, 18622640, 19786555, 20549120, 20727808, 21833440, 22023296, 23222272, 24301568, 25909760, 27529120, 29027840, 29796224, 30376960, 31658488, 32878592, 34933504, 37245280, 39573110, 41098240, 41455616, 43666880, 44046592, 46444544, 51819520, 55058240, 58055680, 59592448, 60753920, 63316976, 69867008, 74490560, 79146220, 82196480, 87333760, 88093184, 103639040, 110116480, 116111360, 119184896, 121507840, 126633952, 139734016, 148981120, 158292440, 164392960, 174667520, 176186368, 207278080, 220232960, 232222720, 238369792, 253267904, 279468032, 297962240, 316584880, 349335040, 352372736, 440465920, 476739584, 506535808, 558936064, 595924480, 633169760, 698670080, 704745472, 880931840, 953479168, 1013071616, 1191848960, 1266339520, 1397340160, 1761863680, 2026143232, 2383697920, 2532679040, 2794680320, 3523727360, 4052286464, 4767395840, 5065358080, 8104572928, 10130716160, 16209145856, 20261432320, 40522864640, 81045729280]

約数ペア:

[(1, 81045729280), (2, 40522864640), (4, 20261432320), (5, 16209145856), (8, 10130716160), (10, 8104572928), (16, 5065358080), (17, 4767395840), (20, 4052286464), (23, 3523727360), (29, 2794680320), (32, 2532679040), (34, 2383697920), (40, 2026143232), (46, 1761863680), (58, 1397340160), (64, 1266339520), (68, 1191848960), (80, 1013071616), (85, 953479168), (92, 880931840), (115, 704745472), (116, 698670080), (128, 633169760), (136, 595924480), (145, 558936064), (160, 506535808), (170, 476739584), (184, 440465920), (230, 352372736), (232, 349335040), (256, 316584880), (272, 297962240), (290, 279468032), (320, 253267904), (340, 238369792), (349, 232222720), (368, 220232960), (391, 207278080), (460, 176186368), (464, 174667520), (493, 164392960), (512, 158292440), (544, 148981120), (580, 139734016), (640, 126633952), (667, 121507840), (680, 119184896), (698, 116111360), (736, 110116480), (782, 103639040), (920, 88093184), (928, 87333760), (986, 82196480), (1024, 79146220), (1088, 74490560), (1160, 69867008), (1280, 63316976), (1334, 60753920), (1360, 59592448), (1396, 58055680), (1472, 55058240), (1564, 51819520), (1745, 46444544), (1840, 44046592), (1856, 43666880), (1955, 41455616), (1972, 41098240), (2048, 39573110), (2176, 37245280), (2320, 34933504), (2465, 32878592), (2560, 31658488), (2668, 30376960), (2720, 29796224), (2792, 29027840), (2944, 27529120), (3128, 25909760), (3335, 24301568), (3490, 23222272), (3680, 22023296), (3712, 21833440), (3910, 20727808), (3944, 20549120), (4096, 19786555), (4352, 18622640), (4640, 17466752), (4930, 16439296), (5120, 15829244), (5336, 15188480), (5440, 14898112), (5584, 14513920), (5888, 13764560), (5933, 13660160), (6256, 12954880), (6670, 12150784), (6980, 11611136), (7360, 11011648), (7424, 10916720), (7820, 10363904), (7888, 10274560), (8027, 10096640), (8704, 9311320), (9280, 8733376), (9860, 8219648), (10121, 8007680), (10240, 7914622), (10672, 7594240), (10880, 7449056), (11168, 7256960), (11339, 7147520), (11776, 6882280), (11866, 6830080), (12512, 6477440), (13340, 6075392), (13960, 5805568), (14720, 5505824), (14848, 5458360), (15640, 5181952), (15776, 5137280), (16054, 5048320), (17408, 4655660), (18560, 4366688), (19720, 4109824), (20242, 4003840), (20480, 3957311), (21344, 3797120), (21760, 3724528), (22336, 3628480), (22678, 3573760), (23552, 3441140), (23732, 3415040), (25024, 3238720), (26680, 3037696), (27920, 2902784), (29440, 2752912), (29665, 2732032), (29696, 2729180), (31280, 2590976), (31552, 2568640), (32108, 2524160), (34816, 2327830), (37120, 2183344), (39440, 2054912), (40135, 2019328), (40484, 2001920), (42688, 1898560), (43520, 1862264), (44672, 1814240), (45356, 1786880), (47104, 1720570), (47464, 1707520), (50048, 1619360), (50605, 1601536), (53360, 1518848), (55840, 1451392), (56695, 1429504), (58880, 1376456), (59330, 1366016), (59392, 1364590), (62560, 1295488), (63104, 1284320), (64216, 1262080), (69632, 1163915), (74240, 1091672), (78880, 1027456), (80270, 1009664), (80968, 1000960), (85376, 949280), (87040, 931132), (89344, 907120), (90712, 893440), (94208, 860285), (94928, 853760), (100096, 809680), (101210, 800768), (106720, 759424), (111680, 725696), (113390, 714752), (117760, 688228), (118660, 683008), (118784, 682295), (125120, 647744), (126208, 642160), (128432, 631040), (136459, 593920), (148480, 545836), (157760, 513728), (160540, 504832), (161936, 500480), (170752, 474640), (172057, 471040), (174080, 465566), (178688, 453560), (181424, 446720), (189856, 426880), (200192, 404840), (202420, 400384), (213440, 379712), (223360, 362848), (226780, 357376), (232783, 348160), (235520, 344114), (237320, 341504), (250240, 323872), (252416, 321080), (256864, 315520), (272918, 296960)]