30867120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{997}}^1$

素因数の和:1059

約数の個数: 120

約数和(自身を含む): 106179216

約数和(自身を除く): 75312096

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 43, 45, 48, 60, 72, 80, 86, 90, 120, 129, 144, 172, 180, 215, 240, 258, 344, 360, 387, 430, 516, 645, 688, 720, 774, 860, 997, 1032, 1290, 1548, 1720, 1935, 1994, 2064, 2580, 2991, 3096, 3440, 3870, 3988, 4985, 5160, 5982, 6192, 7740, 7976, 8973, 9970, 10320, 11964, 14955, 15480, 15952, 17946, 19940, 23928, 29910, 30960, 35892, 39880, 42871, 44865, 47856, 59820, 71784, 79760, 85742, 89730, 119640, 128613, 143568, 171484, 179460, 214355, 239280, 257226, 342968, 358920, 385839, 428710, 514452, 643065, 685936, 717840, 771678, 857420, 1028904, 1286130, 1543356, 1714840, 1929195, 2057808, 2572260, 3086712, 3429680, 3858390, 5144520, 6173424, 7716780, 10289040, 15433560, 30867120]

約数ペア:

[(1, 30867120), (2, 15433560), (3, 10289040), (4, 7716780), (5, 6173424), (6, 5144520), (8, 3858390), (9, 3429680), (10, 3086712), (12, 2572260), (15, 2057808), (16, 1929195), (18, 1714840), (20, 1543356), (24, 1286130), (30, 1028904), (36, 857420), (40, 771678), (43, 717840), (45, 685936), (48, 643065), (60, 514452), (72, 428710), (80, 385839), (86, 358920), (90, 342968), (120, 257226), (129, 239280), (144, 214355), (172, 179460), (180, 171484), (215, 143568), (240, 128613), (258, 119640), (344, 89730), (360, 85742), (387, 79760), (430, 71784), (516, 59820), (645, 47856), (688, 44865), (720, 42871), (774, 39880), (860, 35892), (997, 30960), (1032, 29910), (1290, 23928), (1548, 19940), (1720, 17946), (1935, 15952), (1994, 15480), (2064, 14955), (2580, 11964), (2991, 10320), (3096, 9970), (3440, 8973), (3870, 7976), (3988, 7740), (4985, 6192), (5160, 5982)]