30941280

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{21487}}^1$

素因数の和:21508

約数の個数: 72

約数和(自身を含む): 105592032

約数和(自身を除く): 74650752

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 21487, 42974, 64461, 85948, 107435, 128922, 171896, 193383, 214870, 257844, 322305, 343792, 386766, 429740, 515688, 644610, 687584, 773532, 859480, 966915, 1031376, 1289220, 1547064, 1718960, 1933830, 2062752, 2578440, 3094128, 3437920, 3867660, 5156880, 6188256, 7735320, 10313760, 15470640, 30941280]

約数ペア:

[(1, 30941280), (2, 15470640), (3, 10313760), (4, 7735320), (5, 6188256), (6, 5156880), (8, 3867660), (9, 3437920), (10, 3094128), (12, 2578440), (15, 2062752), (16, 1933830), (18, 1718960), (20, 1547064), (24, 1289220), (30, 1031376), (32, 966915), (36, 859480), (40, 773532), (45, 687584), (48, 644610), (60, 515688), (72, 429740), (80, 386766), (90, 343792), (96, 322305), (120, 257844), (144, 214870), (160, 193383), (180, 171896), (240, 128922), (288, 107435), (360, 85948), (480, 64461), (720, 42974), (1440, 21487)]