12861300

素因数分解:

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

素因数の和:1057

約数の個数: 72

約数和(自身を含む): 38115616

約数和(自身を除く): 25254316

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 43, 50, 60, 75, 86, 100, 129, 150, 172, 215, 258, 300, 430, 516, 645, 860, 997, 1075, 1290, 1994, 2150, 2580, 2991, 3225, 3988, 4300, 4985, 5982, 6450, 9970, 11964, 12900, 14955, 19940, 24925, 29910, 42871, 49850, 59820, 74775, 85742, 99700, 128613, 149550, 171484, 214355, 257226, 299100, 428710, 514452, 643065, 857420, 1071775, 1286130, 2143550, 2572260, 3215325, 4287100, 6430650, 12861300]

約数ペア:

[(1, 12861300), (2, 6430650), (3, 4287100), (4, 3215325), (5, 2572260), (6, 2143550), (10, 1286130), (12, 1071775), (15, 857420), (20, 643065), (25, 514452), (30, 428710), (43, 299100), (50, 257226), (60, 214355), (75, 171484), (86, 149550), (100, 128613), (129, 99700), (150, 85742), (172, 74775), (215, 59820), (258, 49850), (300, 42871), (430, 29910), (516, 24925), (645, 19940), (860, 14955), (997, 12900), (1075, 11964), (1290, 9970), (1994, 6450), (2150, 5982), (2580, 4985), (2991, 4300), (3225, 3988)]