231205380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{550489}}^1$

素因数の和:550508

約数の個数: 48

約数和(自身を含む): 739858560

約数和(自身を除く): 508653180

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, 550489, 1100978, 1651467, 2201956, 2752445, 3302934, 3853423, 5504890, 6605868, 7706846, 8257335, 11009780, 11560269, 15413692, 16514670, 19267115, 23120538, 33029340, 38534230, 46241076, 57801345, 77068460, 115602690, 231205380]

約数ペア:

[(1, 231205380), (2, 115602690), (3, 77068460), (4, 57801345), (5, 46241076), (6, 38534230), (7, 33029340), (10, 23120538), (12, 19267115), (14, 16514670), (15, 15413692), (20, 11560269), (21, 11009780), (28, 8257335), (30, 7706846), (35, 6605868), (42, 5504890), (60, 3853423), (70, 3302934), (84, 2752445), (105, 2201956), (140, 1651467), (210, 1100978), (420, 550489)]