128663040

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1523}}^1$

素因数の和:1560

約数の個数: 160

約数和(自身を含む): 449006976

約数和(自身を除く): 320343936

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 88, 96, 110, 120, 128, 132, 160, 165, 176, 192, 220, 240, 256, 264, 320, 330, 352, 384, 440, 480, 512, 528, 640, 660, 704, 768, 880, 960, 1056, 1280, 1320, 1408, 1523, 1536, 1760, 1920, 2112, 2560, 2640, 2816, 3046, 3520, 3840, 4224, 4569, 5280, 5632, 6092, 7040, 7615, 7680, 8448, 9138, 10560, 12184, 14080, 15230, 16753, 16896, 18276, 21120, 22845, 24368, 28160, 30460, 33506, 36552, 42240, 45690, 48736, 50259, 60920, 67012, 73104, 83765, 84480, 91380, 97472, 100518, 121840, 134024, 146208, 167530, 182760, 194944, 201036, 243680, 251295, 268048, 292416, 335060, 365520, 389888, 402072, 487360, 502590, 536096, 584832, 670120, 731040, 779776, 804144, 974720, 1005180, 1072192, 1169664, 1340240, 1462080, 1608288, 1949440, 2010360, 2144384, 2339328, 2680480, 2924160, 3216576, 3898880, 4020720, 4288768, 5360960, 5848320, 6433152, 8041440, 8577536, 10721920, 11696640, 12866304, 16082880, 21443840, 25732608, 32165760, 42887680, 64331520, 128663040]

約数ペア:

[(1, 128663040), (2, 64331520), (3, 42887680), (4, 32165760), (5, 25732608), (6, 21443840), (8, 16082880), (10, 12866304), (11, 11696640), (12, 10721920), (15, 8577536), (16, 8041440), (20, 6433152), (22, 5848320), (24, 5360960), (30, 4288768), (32, 4020720), (33, 3898880), (40, 3216576), (44, 2924160), (48, 2680480), (55, 2339328), (60, 2144384), (64, 2010360), (66, 1949440), (80, 1608288), (88, 1462080), (96, 1340240), (110, 1169664), (120, 1072192), (128, 1005180), (132, 974720), (160, 804144), (165, 779776), (176, 731040), (192, 670120), (220, 584832), (240, 536096), (256, 502590), (264, 487360), (320, 402072), (330, 389888), (352, 365520), (384, 335060), (440, 292416), (480, 268048), (512, 251295), (528, 243680), (640, 201036), (660, 194944), (704, 182760), (768, 167530), (880, 146208), (960, 134024), (1056, 121840), (1280, 100518), (1320, 97472), (1408, 91380), (1523, 84480), (1536, 83765), (1760, 73104), (1920, 67012), (2112, 60920), (2560, 50259), (2640, 48736), (2816, 45690), (3046, 42240), (3520, 36552), (3840, 33506), (4224, 30460), (4569, 28160), (5280, 24368), (5632, 22845), (6092, 21120), (7040, 18276), (7615, 16896), (7680, 16753), (8448, 15230), (9138, 14080), (10560, 12184)]