72054780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{171559}}^1$

素因数の和:171578

約数の個数: 48

約数和(自身を含む): 230576640

約数和(自身を除く): 158521860

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 171559, 343118, 514677, 686236, 857795, 1029354, 1200913, 1715590, 2058708, 2401826, 2573385, 3431180, 3602739, 4803652, 5146770, 6004565, 7205478, 10293540, 12009130, 14410956, 18013695, 24018260, 36027390, 72054780]

約数ペア:

[(1, 72054780), (2, 36027390), (3, 24018260), (4, 18013695), (5, 14410956), (6, 12009130), (7, 10293540), (10, 7205478), (12, 6004565), (14, 5146770), (15, 4803652), (20, 3602739), (21, 3431180), (28, 2573385), (30, 2401826), (35, 2058708), (42, 1715590), (60, 1200913), (70, 1029354), (84, 857795), (105, 686236), (140, 514677), (210, 343118), (420, 171559)]