16659687680

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{8933}}^1$

素因数の和:9032

約数の個数: 144

約数和(自身を含む): 42073565184

約数和(自身を除く): 25413877504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 47, 62, 64, 80, 94, 124, 128, 155, 160, 188, 235, 248, 256, 310, 320, 376, 470, 496, 620, 640, 752, 940, 992, 1240, 1280, 1457, 1504, 1880, 1984, 2480, 2914, 3008, 3760, 3968, 4960, 5828, 6016, 7285, 7520, 7936, 8933, 9920, 11656, 12032, 14570, 15040, 17866, 19840, 23312, 29140, 30080, 35732, 39680, 44665, 46624, 58280, 60160, 71464, 89330, 93248, 116560, 142928, 178660, 186496, 233120, 276923, 285856, 357320, 372992, 419851, 466240, 553846, 571712, 714640, 839702, 932480, 1107692, 1143424, 1384615, 1429280, 1679404, 1864960, 2099255, 2215384, 2286848, 2769230, 2858560, 3358808, 4198510, 4430768, 5538460, 5717120, 6717616, 8397020, 8861536, 11076920, 11434240, 13015381, 13435232, 16794040, 17723072, 22153840, 26030762, 26870464, 33588080, 35446144, 44307680, 52061524, 53740928, 65076905, 67176160, 70892288, 88615360, 104123048, 107481856, 130153810, 134352320, 177230720, 208246096, 260307620, 268704640, 354461440, 416492192, 520615240, 537409280, 832984384, 1041230480, 1665968768, 2082460960, 3331937536, 4164921920, 8329843840, 16659687680]

約数ペア:

[(1, 16659687680), (2, 8329843840), (4, 4164921920), (5, 3331937536), (8, 2082460960), (10, 1665968768), (16, 1041230480), (20, 832984384), (31, 537409280), (32, 520615240), (40, 416492192), (47, 354461440), (62, 268704640), (64, 260307620), (80, 208246096), (94, 177230720), (124, 134352320), (128, 130153810), (155, 107481856), (160, 104123048), (188, 88615360), (235, 70892288), (248, 67176160), (256, 65076905), (310, 53740928), (320, 52061524), (376, 44307680), (470, 35446144), (496, 33588080), (620, 26870464), (640, 26030762), (752, 22153840), (940, 17723072), (992, 16794040), (1240, 13435232), (1280, 13015381), (1457, 11434240), (1504, 11076920), (1880, 8861536), (1984, 8397020), (2480, 6717616), (2914, 5717120), (3008, 5538460), (3760, 4430768), (3968, 4198510), (4960, 3358808), (5828, 2858560), (6016, 2769230), (7285, 2286848), (7520, 2215384), (7936, 2099255), (8933, 1864960), (9920, 1679404), (11656, 1429280), (12032, 1384615), (14570, 1143424), (15040, 1107692), (17866, 932480), (19840, 839702), (23312, 714640), (29140, 571712), (30080, 553846), (35732, 466240), (39680, 419851), (44665, 372992), (46624, 357320), (58280, 285856), (60160, 276923), (71464, 233120), (89330, 186496), (93248, 178660), (116560, 142928)]