427605570

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{678739}}^1$

素因数の和:678759

約数の個数: 48

約数和(自身を含む): 1270601280

約数和(自身を除く): 842995710

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 678739, 1357478, 2036217, 3393695, 4072434, 4751173, 6108651, 6787390, 9502346, 10181085, 12217302, 14253519, 20362170, 23755865, 28507038, 30543255, 42760557, 47511730, 61086510, 71267595, 85521114, 142535190, 213802785, 427605570]

約数ペア:

[(1, 427605570), (2, 213802785), (3, 142535190), (5, 85521114), (6, 71267595), (7, 61086510), (9, 47511730), (10, 42760557), (14, 30543255), (15, 28507038), (18, 23755865), (21, 20362170), (30, 14253519), (35, 12217302), (42, 10181085), (45, 9502346), (63, 6787390), (70, 6108651), (90, 4751173), (105, 4072434), (126, 3393695), (210, 2036217), (315, 1357478), (630, 678739)]