78671280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{327797}}^1$

素因数の和:327813

約数の個数: 40

約数和(自身を含む): 243881712

約数和(自身を除く): 165210432

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 327797, 655594, 983391, 1311188, 1638985, 1966782, 2622376, 3277970, 3933564, 4916955, 5244752, 6555940, 7867128, 9833910, 13111880, 15734256, 19667820, 26223760, 39335640, 78671280]

約数ペア:

[(1, 78671280), (2, 39335640), (3, 26223760), (4, 19667820), (5, 15734256), (6, 13111880), (8, 9833910), (10, 7867128), (12, 6555940), (15, 5244752), (16, 4916955), (20, 3933564), (24, 3277970), (30, 2622376), (40, 1966782), (48, 1638985), (60, 1311188), (80, 983391), (120, 655594), (240, 327797)]