1640903040

素因数分解:

$2^7\times 3^2\times 5^1\times 7^1\times {\mathrm{40697}}^1$

素因数の和:40729

約数の個数: 192

約数和(自身を含む): 6475865760

約数和(自身を除く): 4834962720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 560, 576, 630, 640, 672, 720, 840, 896, 960, 1008, 1120, 1152, 1260, 1344, 1440, 1680, 1920, 2016, 2240, 2520, 2688, 2880, 3360, 4032, 4480, 5040, 5760, 6720, 8064, 10080, 13440, 20160, 40320, 40697, 81394, 122091, 162788, 203485, 244182, 284879, 325576, 366273, 406970, 488364, 569758, 610455, 651152, 732546, 813940, 854637, 976728, 1139516, 1220910, 1302304, 1424395, 1465092, 1627880, 1709274, 1831365, 1953456, 2279032, 2441820, 2563911, 2604608, 2848790, 2930184, 3255760, 3418548, 3662730, 3906912, 4273185, 4558064, 4883640, 5127822, 5209216, 5697580, 5860368, 6511520, 6837096, 7325460, 7813824, 8546370, 9116128, 9767280, 10255644, 11395160, 11720736, 12819555, 13023040, 13674192, 14650920, 15627648, 17092740, 18232256, 19534560, 20511288, 22790320, 23441472, 25639110, 26046080, 27348384, 29301840, 34185480, 36464512, 39069120, 41022576, 45580640, 46882944, 51278220, 54696768, 58603680, 68370960, 78138240, 82045152, 91161280, 102556440, 109393536, 117207360, 136741920, 164090304, 182322560, 205112880, 234414720, 273483840, 328180608, 410225760, 546967680, 820451520, 1640903040]

約数ペア:

[(1, 1640903040), (2, 820451520), (3, 546967680), (4, 410225760), (5, 328180608), (6, 273483840), (7, 234414720), (8, 205112880), (9, 182322560), (10, 164090304), (12, 136741920), (14, 117207360), (15, 109393536), (16, 102556440), (18, 91161280), (20, 82045152), (21, 78138240), (24, 68370960), (28, 58603680), (30, 54696768), (32, 51278220), (35, 46882944), (36, 45580640), (40, 41022576), (42, 39069120), (45, 36464512), (48, 34185480), (56, 29301840), (60, 27348384), (63, 26046080), (64, 25639110), (70, 23441472), (72, 22790320), (80, 20511288), (84, 19534560), (90, 18232256), (96, 17092740), (105, 15627648), (112, 14650920), (120, 13674192), (126, 13023040), (128, 12819555), (140, 11720736), (144, 11395160), (160, 10255644), (168, 9767280), (180, 9116128), (192, 8546370), (210, 7813824), (224, 7325460), (240, 6837096), (252, 6511520), (280, 5860368), (288, 5697580), (315, 5209216), (320, 5127822), (336, 4883640), (360, 4558064), (384, 4273185), (420, 3906912), (448, 3662730), (480, 3418548), (504, 3255760), (560, 2930184), (576, 2848790), (630, 2604608), (640, 2563911), (672, 2441820), (720, 2279032), (840, 1953456), (896, 1831365), (960, 1709274), (1008, 1627880), (1120, 1465092), (1152, 1424395), (1260, 1302304), (1344, 1220910), (1440, 1139516), (1680, 976728), (1920, 854637), (2016, 813940), (2240, 732546), (2520, 651152), (2688, 610455), (2880, 569758), (3360, 488364), (4032, 406970), (4480, 366273), (5040, 325576), (5760, 284879), (6720, 244182), (8064, 203485), (10080, 162788), (13440, 122091), (20160, 81394), (40320, 40697)]