1228165120

素因数分解:

$2^{12}\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{659}}^1$

素因数の和:708

約数の個数: 208

約数和(自身を含む): 3632872320

約数和(自身を除く): 2404707200

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 128, 130, 140, 160, 182, 208, 224, 256, 260, 280, 320, 364, 416, 448, 455, 512, 520, 560, 640, 659, 728, 832, 896, 910, 1024, 1040, 1120, 1280, 1318, 1456, 1664, 1792, 1820, 2048, 2080, 2240, 2560, 2636, 2912, 3295, 3328, 3584, 3640, 4096, 4160, 4480, 4613, 5120, 5272, 5824, 6590, 6656, 7168, 7280, 8320, 8567, 8960, 9226, 10240, 10544, 11648, 13180, 13312, 14336, 14560, 16640, 17134, 17920, 18452, 20480, 21088, 23065, 23296, 26360, 26624, 28672, 29120, 33280, 34268, 35840, 36904, 42176, 42835, 46130, 46592, 52720, 53248, 58240, 59969, 66560, 68536, 71680, 73808, 84352, 85670, 92260, 93184, 105440, 116480, 119938, 133120, 137072, 143360, 147616, 168704, 171340, 184520, 186368, 210880, 232960, 239876, 266240, 274144, 295232, 299845, 337408, 342680, 369040, 372736, 421760, 465920, 479752, 548288, 590464, 599690, 674816, 685360, 738080, 843520, 931840, 959504, 1096576, 1180928, 1199380, 1349632, 1370720, 1476160, 1687040, 1863680, 1919008, 2193152, 2361856, 2398760, 2699264, 2741440, 2952320, 3374080, 3838016, 4386304, 4723712, 4797520, 5482880, 5904640, 6748160, 7676032, 8772608, 9447424, 9595040, 10965760, 11809280, 13496320, 15352064, 17545216, 18894848, 19190080, 21931520, 23618560, 30704128, 35090432, 38380160, 43863040, 47237120, 61408256, 76760320, 87726080, 94474240, 122816512, 153520640, 175452160, 245633024, 307041280, 614082560, 1228165120]

約数ペア:

[(1, 1228165120), (2, 614082560), (4, 307041280), (5, 245633024), (7, 175452160), (8, 153520640), (10, 122816512), (13, 94474240), (14, 87726080), (16, 76760320), (20, 61408256), (26, 47237120), (28, 43863040), (32, 38380160), (35, 35090432), (40, 30704128), (52, 23618560), (56, 21931520), (64, 19190080), (65, 18894848), (70, 17545216), (80, 15352064), (91, 13496320), (104, 11809280), (112, 10965760), (128, 9595040), (130, 9447424), (140, 8772608), (160, 7676032), (182, 6748160), (208, 5904640), (224, 5482880), (256, 4797520), (260, 4723712), (280, 4386304), (320, 3838016), (364, 3374080), (416, 2952320), (448, 2741440), (455, 2699264), (512, 2398760), (520, 2361856), (560, 2193152), (640, 1919008), (659, 1863680), (728, 1687040), (832, 1476160), (896, 1370720), (910, 1349632), (1024, 1199380), (1040, 1180928), (1120, 1096576), (1280, 959504), (1318, 931840), (1456, 843520), (1664, 738080), (1792, 685360), (1820, 674816), (2048, 599690), (2080, 590464), (2240, 548288), (2560, 479752), (2636, 465920), (2912, 421760), (3295, 372736), (3328, 369040), (3584, 342680), (3640, 337408), (4096, 299845), (4160, 295232), (4480, 274144), (4613, 266240), (5120, 239876), (5272, 232960), (5824, 210880), (6590, 186368), (6656, 184520), (7168, 171340), (7280, 168704), (8320, 147616), (8567, 143360), (8960, 137072), (9226, 133120), (10240, 119938), (10544, 116480), (11648, 105440), (13180, 93184), (13312, 92260), (14336, 85670), (14560, 84352), (16640, 73808), (17134, 71680), (17920, 68536), (18452, 66560), (20480, 59969), (21088, 58240), (23065, 53248), (23296, 52720), (26360, 46592), (26624, 46130), (28672, 42835), (29120, 42176), (33280, 36904), (34268, 35840)]