28448640

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{449}}^1$

素因数の和:485

約数の個数: 192

約数和(自身を含む): 107406000

約数和(自身を除く): 78957360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 64, 66, 72, 80, 88, 90, 96, 99, 110, 120, 128, 132, 144, 160, 165, 176, 180, 192, 198, 220, 240, 264, 288, 320, 330, 352, 360, 384, 396, 440, 449, 480, 495, 528, 576, 640, 660, 704, 720, 792, 880, 898, 960, 990, 1056, 1152, 1320, 1347, 1408, 1440, 1584, 1760, 1796, 1920, 1980, 2112, 2245, 2640, 2694, 2880, 3168, 3520, 3592, 3960, 4041, 4224, 4490, 4939, 5280, 5388, 5760, 6336, 6735, 7040, 7184, 7920, 8082, 8980, 9878, 10560, 10776, 12672, 13470, 14368, 14817, 15840, 16164, 17960, 19756, 20205, 21120, 21552, 24695, 26940, 28736, 29634, 31680, 32328, 35920, 39512, 40410, 43104, 44451, 49390, 53880, 57472, 59268, 63360, 64656, 71840, 74085, 79024, 80820, 86208, 88902, 98780, 107760, 118536, 129312, 143680, 148170, 158048, 161640, 172416, 177804, 197560, 215520, 222255, 237072, 258624, 287360, 296340, 316096, 323280, 355608, 395120, 431040, 444510, 474144, 517248, 592680, 632192, 646560, 711216, 790240, 862080, 889020, 948288, 1185360, 1293120, 1422432, 1580480, 1778040, 1896576, 2370720, 2586240, 2844864, 3160960, 3556080, 4741440, 5689728, 7112160, 9482880, 14224320, 28448640]

約数ペア:

[(1, 28448640), (2, 14224320), (3, 9482880), (4, 7112160), (5, 5689728), (6, 4741440), (8, 3556080), (9, 3160960), (10, 2844864), (11, 2586240), (12, 2370720), (15, 1896576), (16, 1778040), (18, 1580480), (20, 1422432), (22, 1293120), (24, 1185360), (30, 948288), (32, 889020), (33, 862080), (36, 790240), (40, 711216), (44, 646560), (45, 632192), (48, 592680), (55, 517248), (60, 474144), (64, 444510), (66, 431040), (72, 395120), (80, 355608), (88, 323280), (90, 316096), (96, 296340), (99, 287360), (110, 258624), (120, 237072), (128, 222255), (132, 215520), (144, 197560), (160, 177804), (165, 172416), (176, 161640), (180, 158048), (192, 148170), (198, 143680), (220, 129312), (240, 118536), (264, 107760), (288, 98780), (320, 88902), (330, 86208), (352, 80820), (360, 79024), (384, 74085), (396, 71840), (440, 64656), (449, 63360), (480, 59268), (495, 57472), (528, 53880), (576, 49390), (640, 44451), (660, 43104), (704, 40410), (720, 39512), (792, 35920), (880, 32328), (898, 31680), (960, 29634), (990, 28736), (1056, 26940), (1152, 24695), (1320, 21552), (1347, 21120), (1408, 20205), (1440, 19756), (1584, 17960), (1760, 16164), (1796, 15840), (1920, 14817), (1980, 14368), (2112, 13470), (2245, 12672), (2640, 10776), (2694, 10560), (2880, 9878), (3168, 8980), (3520, 8082), (3592, 7920), (3960, 7184), (4041, 7040), (4224, 6735), (4490, 6336), (4939, 5760), (5280, 5388)]