128860160

素因数分解:

$2^{14}\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1$

素因数の和:68

約数の個数: 180

約数和(自身を含む): 366072924

約数和(自身を除く): 237212764

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 44, 52, 55, 64, 65, 80, 88, 104, 110, 121, 128, 130, 143, 160, 176, 208, 220, 242, 256, 260, 286, 320, 352, 416, 440, 484, 512, 520, 572, 605, 640, 704, 715, 832, 880, 968, 1024, 1040, 1144, 1210, 1280, 1408, 1430, 1573, 1664, 1760, 1936, 2048, 2080, 2288, 2420, 2560, 2816, 2860, 3146, 3328, 3520, 3872, 4096, 4160, 4576, 4840, 5120, 5632, 5720, 6292, 6656, 7040, 7744, 7865, 8192, 8320, 9152, 9680, 10240, 11264, 11440, 12584, 13312, 14080, 15488, 15730, 16384, 16640, 18304, 19360, 20480, 22528, 22880, 25168, 26624, 28160, 30976, 31460, 33280, 36608, 38720, 40960, 45056, 45760, 50336, 53248, 56320, 61952, 62920, 66560, 73216, 77440, 81920, 90112, 91520, 100672, 106496, 112640, 123904, 125840, 133120, 146432, 154880, 180224, 183040, 201344, 212992, 225280, 247808, 251680, 266240, 292864, 309760, 366080, 402688, 450560, 495616, 503360, 532480, 585728, 619520, 732160, 805376, 901120, 991232, 1006720, 1064960, 1171456, 1239040, 1464320, 1610752, 1982464, 2013440, 2342912, 2478080, 2928640, 3221504, 4026880, 4956160, 5857280, 6443008, 8053760, 9912320, 11714560, 12886016, 16107520, 25772032, 32215040, 64430080, 128860160]

約数ペア:

[(1, 128860160), (2, 64430080), (4, 32215040), (5, 25772032), (8, 16107520), (10, 12886016), (11, 11714560), (13, 9912320), (16, 8053760), (20, 6443008), (22, 5857280), (26, 4956160), (32, 4026880), (40, 3221504), (44, 2928640), (52, 2478080), (55, 2342912), (64, 2013440), (65, 1982464), (80, 1610752), (88, 1464320), (104, 1239040), (110, 1171456), (121, 1064960), (128, 1006720), (130, 991232), (143, 901120), (160, 805376), (176, 732160), (208, 619520), (220, 585728), (242, 532480), (256, 503360), (260, 495616), (286, 450560), (320, 402688), (352, 366080), (416, 309760), (440, 292864), (484, 266240), (512, 251680), (520, 247808), (572, 225280), (605, 212992), (640, 201344), (704, 183040), (715, 180224), (832, 154880), (880, 146432), (968, 133120), (1024, 125840), (1040, 123904), (1144, 112640), (1210, 106496), (1280, 100672), (1408, 91520), (1430, 90112), (1573, 81920), (1664, 77440), (1760, 73216), (1936, 66560), (2048, 62920), (2080, 61952), (2288, 56320), (2420, 53248), (2560, 50336), (2816, 45760), (2860, 45056), (3146, 40960), (3328, 38720), (3520, 36608), (3872, 33280), (4096, 31460), (4160, 30976), (4576, 28160), (4840, 26624), (5120, 25168), (5632, 22880), (5720, 22528), (6292, 20480), (6656, 19360), (7040, 18304), (7744, 16640), (7865, 16384), (8192, 15730), (8320, 15488), (9152, 14080), (9680, 13312), (10240, 12584), (11264, 11440)]