17778180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{6047}}^1$

素因数の和:6073

約数の個数: 72

約数和(自身を含む): 57915648

約数和(自身を除く): 40137468

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 6047, 12094, 18141, 24188, 30235, 36282, 42329, 60470, 72564, 84658, 90705, 120940, 126987, 169316, 181410, 211645, 253974, 296303, 362820, 423290, 507948, 592606, 634935, 846580, 888909, 1185212, 1269870, 1481515, 1777818, 2539740, 2963030, 3555636, 4444545, 5926060, 8889090, 17778180]

約数ペア:

[(1, 17778180), (2, 8889090), (3, 5926060), (4, 4444545), (5, 3555636), (6, 2963030), (7, 2539740), (10, 1777818), (12, 1481515), (14, 1269870), (15, 1185212), (20, 888909), (21, 846580), (28, 634935), (30, 592606), (35, 507948), (42, 423290), (49, 362820), (60, 296303), (70, 253974), (84, 211645), (98, 181410), (105, 169316), (140, 126987), (147, 120940), (196, 90705), (210, 84658), (245, 72564), (294, 60470), (420, 42329), (490, 36282), (588, 30235), (735, 24188), (980, 18141), (1470, 12094), (2940, 6047)]