87218460

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{69221}}^1$

素因数の和:69243

約数の個数: 72

約数和(自身を含む): 302361696

約数和(自身を除く): 215143236

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 69221, 138442, 207663, 276884, 346105, 415326, 484547, 622989, 692210, 830652, 969094, 1038315, 1245978, 1384420, 1453641, 1938188, 2076630, 2422735, 2491956, 2907282, 3114945, 4153260, 4360923, 4845470, 5814564, 6229890, 7268205, 8721846, 9690940, 12459780, 14536410, 17443692, 21804615, 29072820, 43609230, 87218460]

約数ペア:

[(1, 87218460), (2, 43609230), (3, 29072820), (4, 21804615), (5, 17443692), (6, 14536410), (7, 12459780), (9, 9690940), (10, 8721846), (12, 7268205), (14, 6229890), (15, 5814564), (18, 4845470), (20, 4360923), (21, 4153260), (28, 3114945), (30, 2907282), (35, 2491956), (36, 2422735), (42, 2076630), (45, 1938188), (60, 1453641), (63, 1384420), (70, 1245978), (84, 1038315), (90, 969094), (105, 830652), (126, 692210), (140, 622989), (180, 484547), (210, 415326), (252, 346105), (315, 276884), (420, 207663), (630, 138442), (1260, 69221)]