87491460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{29759}}^1$

素因数の和:29785

約数の個数: 72

約数和(自身を含む): 284981760

約数和(自身を除く): 197490300

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 29759, 59518, 89277, 119036, 148795, 178554, 208313, 297590, 357108, 416626, 446385, 595180, 624939, 833252, 892770, 1041565, 1249878, 1458191, 1785540, 2083130, 2499756, 2916382, 3124695, 4166260, 4374573, 5832764, 6249390, 7290955, 8749146, 12498780, 14581910, 17498292, 21872865, 29163820, 43745730, 87491460]

約数ペア:

[(1, 87491460), (2, 43745730), (3, 29163820), (4, 21872865), (5, 17498292), (6, 14581910), (7, 12498780), (10, 8749146), (12, 7290955), (14, 6249390), (15, 5832764), (20, 4374573), (21, 4166260), (28, 3124695), (30, 2916382), (35, 2499756), (42, 2083130), (49, 1785540), (60, 1458191), (70, 1249878), (84, 1041565), (98, 892770), (105, 833252), (140, 624939), (147, 595180), (196, 446385), (210, 416626), (245, 357108), (294, 297590), (420, 208313), (490, 178554), (588, 148795), (735, 119036), (980, 89277), (1470, 59518), (2940, 29759)]