221416920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{615047}}^1$

素因数の和:615064

約数の個数: 48

約数和(自身を含む): 719606160

約数和(自身を除く): 498189240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 615047, 1230094, 1845141, 2460188, 3075235, 3690282, 4920376, 5535423, 6150470, 7380564, 9225705, 11070846, 12300940, 14761128, 18451410, 22141692, 24601880, 27677115, 36902820, 44283384, 55354230, 73805640, 110708460, 221416920]

約数ペア:

[(1, 221416920), (2, 110708460), (3, 73805640), (4, 55354230), (5, 44283384), (6, 36902820), (8, 27677115), (9, 24601880), (10, 22141692), (12, 18451410), (15, 14761128), (18, 12300940), (20, 11070846), (24, 9225705), (30, 7380564), (36, 6150470), (40, 5535423), (45, 4920376), (60, 3690282), (72, 3075235), (90, 2460188), (120, 1845141), (180, 1230094), (360, 615047)]