1988313216

素因数分解:

$2^7\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{149}}^1$

素因数の和:275

約数の個数: 256

約数和(自身を含む): 5875200000

約数和(自身を除く): 3886886784

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 31, 32, 38, 48, 57, 59, 62, 64, 76, 93, 96, 114, 118, 124, 128, 149, 152, 177, 186, 192, 228, 236, 248, 298, 304, 354, 372, 384, 447, 456, 472, 496, 589, 596, 608, 708, 744, 894, 912, 944, 992, 1121, 1178, 1192, 1216, 1416, 1488, 1767, 1788, 1824, 1829, 1888, 1984, 2242, 2356, 2384, 2432, 2831, 2832, 2976, 3363, 3534, 3576, 3648, 3658, 3776, 3968, 4484, 4619, 4712, 4768, 5487, 5662, 5664, 5952, 6726, 7068, 7152, 7296, 7316, 7552, 8493, 8791, 8968, 9238, 9424, 9536, 10974, 11324, 11328, 11904, 13452, 13857, 14136, 14304, 14632, 16986, 17582, 17936, 18476, 18848, 19072, 21948, 22648, 22656, 26373, 26904, 27714, 28272, 28608, 29264, 33972, 34751, 35164, 35872, 36952, 37696, 43896, 45296, 52746, 53808, 55428, 56544, 57216, 58528, 67944, 69502, 70328, 71744, 73904, 75392, 87761, 87792, 90592, 104253, 105492, 107616, 110856, 113088, 117056, 135888, 139004, 140656, 143488, 147808, 167029, 175522, 175584, 181184, 208506, 210984, 215232, 221712, 226176, 234112, 263283, 271776, 272521, 278008, 281312, 295616, 334058, 351044, 351168, 362368, 417012, 421968, 430464, 443424, 501087, 526566, 543552, 545042, 556016, 562624, 591232, 668116, 702088, 702336, 817563, 834024, 843936, 886848, 1002174, 1053132, 1087104, 1090084, 1112032, 1125248, 1336232, 1404176, 1635126, 1668048, 1687872, 1773696, 2004348, 2106264, 2180168, 2224064, 2672464, 2808352, 3270252, 3336096, 3375744, 4008696, 4212528, 4360336, 4448128, 5177899, 5344928, 5616704, 6540504, 6672192, 8017392, 8425056, 8720672, 10355798, 10689856, 11233408, 13081008, 13344384, 15533697, 16034784, 16850112, 17441344, 20711596, 21379712, 26162016, 31067394, 32069568, 33700224, 34882688, 41423192, 52324032, 62134788, 64139136, 82846384, 104648064, 124269576, 165692768, 248539152, 331385536, 497078304, 662771072, 994156608, 1988313216]

約数ペア:

[(1, 1988313216), (2, 994156608), (3, 662771072), (4, 497078304), (6, 331385536), (8, 248539152), (12, 165692768), (16, 124269576), (19, 104648064), (24, 82846384), (31, 64139136), (32, 62134788), (38, 52324032), (48, 41423192), (57, 34882688), (59, 33700224), (62, 32069568), (64, 31067394), (76, 26162016), (93, 21379712), (96, 20711596), (114, 17441344), (118, 16850112), (124, 16034784), (128, 15533697), (149, 13344384), (152, 13081008), (177, 11233408), (186, 10689856), (192, 10355798), (228, 8720672), (236, 8425056), (248, 8017392), (298, 6672192), (304, 6540504), (354, 5616704), (372, 5344928), (384, 5177899), (447, 4448128), (456, 4360336), (472, 4212528), (496, 4008696), (589, 3375744), (596, 3336096), (608, 3270252), (708, 2808352), (744, 2672464), (894, 2224064), (912, 2180168), (944, 2106264), (992, 2004348), (1121, 1773696), (1178, 1687872), (1192, 1668048), (1216, 1635126), (1416, 1404176), (1488, 1336232), (1767, 1125248), (1788, 1112032), (1824, 1090084), (1829, 1087104), (1888, 1053132), (1984, 1002174), (2242, 886848), (2356, 843936), (2384, 834024), (2432, 817563), (2831, 702336), (2832, 702088), (2976, 668116), (3363, 591232), (3534, 562624), (3576, 556016), (3648, 545042), (3658, 543552), (3776, 526566), (3968, 501087), (4484, 443424), (4619, 430464), (4712, 421968), (4768, 417012), (5487, 362368), (5662, 351168), (5664, 351044), (5952, 334058), (6726, 295616), (7068, 281312), (7152, 278008), (7296, 272521), (7316, 271776), (7552, 263283), (8493, 234112), (8791, 226176), (8968, 221712), (9238, 215232), (9424, 210984), (9536, 208506), (10974, 181184), (11324, 175584), (11328, 175522), (11904, 167029), (13452, 147808), (13857, 143488), (14136, 140656), (14304, 139004), (14632, 135888), (16986, 117056), (17582, 113088), (17936, 110856), (18476, 107616), (18848, 105492), (19072, 104253), (21948, 90592), (22648, 87792), (22656, 87761), (26373, 75392), (26904, 73904), (27714, 71744), (28272, 70328), (28608, 69502), (29264, 67944), (33972, 58528), (34751, 57216), (35164, 56544), (35872, 55428), (36952, 53808), (37696, 52746), (43896, 45296)]