395888640

素因数分解:

$2^{11}\times 3^1\times 5^1\times 7^2\times {\mathrm{263}}^1$

素因数の和:307

約数の個数: 288

約数和(自身を含む): 1478917440

約数和(自身を除く): 1083028800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 64, 70, 80, 84, 96, 98, 105, 112, 120, 128, 140, 147, 160, 168, 192, 196, 210, 224, 240, 245, 256, 263, 280, 294, 320, 336, 384, 392, 420, 448, 480, 490, 512, 526, 560, 588, 640, 672, 735, 768, 784, 789, 840, 896, 960, 980, 1024, 1052, 1120, 1176, 1280, 1315, 1344, 1470, 1536, 1568, 1578, 1680, 1792, 1841, 1920, 1960, 2048, 2104, 2240, 2352, 2560, 2630, 2688, 2940, 3072, 3136, 3156, 3360, 3584, 3682, 3840, 3920, 3945, 4208, 4480, 4704, 5120, 5260, 5376, 5523, 5880, 6144, 6272, 6312, 6720, 7168, 7364, 7680, 7840, 7890, 8416, 8960, 9205, 9408, 10240, 10520, 10752, 11046, 11760, 12544, 12624, 12887, 13440, 14336, 14728, 15360, 15680, 15780, 16832, 17920, 18410, 18816, 21040, 21504, 22092, 23520, 25088, 25248, 25774, 26880, 27615, 29456, 30720, 31360, 31560, 33664, 35840, 36820, 37632, 38661, 42080, 43008, 44184, 47040, 50176, 50496, 51548, 53760, 55230, 58912, 62720, 63120, 64435, 67328, 71680, 73640, 75264, 77322, 84160, 88368, 94080, 100352, 100992, 103096, 107520, 110460, 117824, 125440, 126240, 128870, 134656, 147280, 150528, 154644, 168320, 176736, 188160, 193305, 201984, 206192, 215040, 220920, 235648, 250880, 252480, 257740, 269312, 294560, 301056, 309288, 336640, 353472, 376320, 386610, 403968, 412384, 441840, 471296, 501760, 504960, 515480, 538624, 589120, 618576, 673280, 706944, 752640, 773220, 807936, 824768, 883680, 942592, 1009920, 1030960, 1178240, 1237152, 1346560, 1413888, 1505280, 1546440, 1615872, 1649536, 1767360, 1885184, 2019840, 2061920, 2356480, 2474304, 2693120, 2827776, 3092880, 3299072, 3534720, 3770368, 4039680, 4123840, 4712960, 4948608, 5655552, 6185760, 6598144, 7069440, 8079360, 8247680, 9425920, 9897216, 11311104, 12371520, 13196288, 14138880, 16495360, 18851840, 19794432, 24743040, 26392576, 28277760, 32990720, 39588864, 49486080, 56555520, 65981440, 79177728, 98972160, 131962880, 197944320, 395888640]

約数ペア:

[(1, 395888640), (2, 197944320), (3, 131962880), (4, 98972160), (5, 79177728), (6, 65981440), (7, 56555520), (8, 49486080), (10, 39588864), (12, 32990720), (14, 28277760), (15, 26392576), (16, 24743040), (20, 19794432), (21, 18851840), (24, 16495360), (28, 14138880), (30, 13196288), (32, 12371520), (35, 11311104), (40, 9897216), (42, 9425920), (48, 8247680), (49, 8079360), (56, 7069440), (60, 6598144), (64, 6185760), (70, 5655552), (80, 4948608), (84, 4712960), (96, 4123840), (98, 4039680), (105, 3770368), (112, 3534720), (120, 3299072), (128, 3092880), (140, 2827776), (147, 2693120), (160, 2474304), (168, 2356480), (192, 2061920), (196, 2019840), (210, 1885184), (224, 1767360), (240, 1649536), (245, 1615872), (256, 1546440), (263, 1505280), (280, 1413888), (294, 1346560), (320, 1237152), (336, 1178240), (384, 1030960), (392, 1009920), (420, 942592), (448, 883680), (480, 824768), (490, 807936), (512, 773220), (526, 752640), (560, 706944), (588, 673280), (640, 618576), (672, 589120), (735, 538624), (768, 515480), (784, 504960), (789, 501760), (840, 471296), (896, 441840), (960, 412384), (980, 403968), (1024, 386610), (1052, 376320), (1120, 353472), (1176, 336640), (1280, 309288), (1315, 301056), (1344, 294560), (1470, 269312), (1536, 257740), (1568, 252480), (1578, 250880), (1680, 235648), (1792, 220920), (1841, 215040), (1920, 206192), (1960, 201984), (2048, 193305), (2104, 188160), (2240, 176736), (2352, 168320), (2560, 154644), (2630, 150528), (2688, 147280), (2940, 134656), (3072, 128870), (3136, 126240), (3156, 125440), (3360, 117824), (3584, 110460), (3682, 107520), (3840, 103096), (3920, 100992), (3945, 100352), (4208, 94080), (4480, 88368), (4704, 84160), (5120, 77322), (5260, 75264), (5376, 73640), (5523, 71680), (5880, 67328), (6144, 64435), (6272, 63120), (6312, 62720), (6720, 58912), (7168, 55230), (7364, 53760), (7680, 51548), (7840, 50496), (7890, 50176), (8416, 47040), (8960, 44184), (9205, 43008), (9408, 42080), (10240, 38661), (10520, 37632), (10752, 36820), (11046, 35840), (11760, 33664), (12544, 31560), (12624, 31360), (12887, 30720), (13440, 29456), (14336, 27615), (14728, 26880), (15360, 25774), (15680, 25248), (15780, 25088), (16832, 23520), (17920, 22092), (18410, 21504), (18816, 21040)]