68087460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{23159}}^1$

素因数の和:23185

約数の個数: 72

約数和(自身を含む): 221780160

約数和(自身を除く): 153692700

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, 23159, 46318, 69477, 92636, 115795, 138954, 162113, 231590, 277908, 324226, 347385, 463180, 486339, 648452, 694770, 810565, 972678, 1134791, 1389540, 1621130, 1945356, 2269582, 2431695, 3242260, 3404373, 4539164, 4863390, 5673955, 6808746, 9726780, 11347910, 13617492, 17021865, 22695820, 34043730, 68087460]

約数ペア:

[(1, 68087460), (2, 34043730), (3, 22695820), (4, 17021865), (5, 13617492), (6, 11347910), (7, 9726780), (10, 6808746), (12, 5673955), (14, 4863390), (15, 4539164), (20, 3404373), (21, 3242260), (28, 2431695), (30, 2269582), (35, 1945356), (42, 1621130), (49, 1389540), (60, 1134791), (70, 972678), (84, 810565), (98, 694770), (105, 648452), (140, 486339), (147, 463180), (196, 347385), (210, 324226), (245, 277908), (294, 231590), (420, 162113), (490, 138954), (588, 115795), (735, 92636), (980, 69477), (1470, 46318), (2940, 23159)]