90447420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{215351}}^1$

素因数の和:215370

約数の個数: 48

約数和(自身を含む): 289433088

約数和(自身を除く): 198985668

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, 215351, 430702, 646053, 861404, 1076755, 1292106, 1507457, 2153510, 2584212, 3014914, 3230265, 4307020, 4522371, 6029828, 6460530, 7537285, 9044742, 12921060, 15074570, 18089484, 22611855, 30149140, 45223710, 90447420]

約数ペア:

[(1, 90447420), (2, 45223710), (3, 30149140), (4, 22611855), (5, 18089484), (6, 15074570), (7, 12921060), (10, 9044742), (12, 7537285), (14, 6460530), (15, 6029828), (20, 4522371), (21, 4307020), (28, 3230265), (30, 3014914), (35, 2584212), (42, 2153510), (60, 1507457), (70, 1292106), (84, 1076755), (105, 861404), (140, 646053), (210, 430702), (420, 215351)]