225238020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{536281}}^1$

素因数の和:536300

約数の個数: 48

約数和(自身を含む): 720763008

約数和(自身を除く): 495524988

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, 536281, 1072562, 1608843, 2145124, 2681405, 3217686, 3753967, 5362810, 6435372, 7507934, 8044215, 10725620, 11261901, 15015868, 16088430, 18769835, 22523802, 32176860, 37539670, 45047604, 56309505, 75079340, 112619010, 225238020]

約数ペア:

[(1, 225238020), (2, 112619010), (3, 75079340), (4, 56309505), (5, 45047604), (6, 37539670), (7, 32176860), (10, 22523802), (12, 18769835), (14, 16088430), (15, 15015868), (20, 11261901), (21, 10725620), (28, 8044215), (30, 7507934), (35, 6435372), (42, 5362810), (60, 3753967), (70, 3217686), (84, 2681405), (105, 2145124), (140, 1608843), (210, 1072562), (420, 536281)]