128895540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{22147}}^1$

素因数の和:22256

約数の個数: 48

約数和(自身を含む): 364644672

約数和(自身を除く): 235749132

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 97, 194, 291, 388, 485, 582, 970, 1164, 1455, 1940, 2910, 5820, 22147, 44294, 66441, 88588, 110735, 132882, 221470, 265764, 332205, 442940, 664410, 1328820, 2148259, 4296518, 6444777, 8593036, 10741295, 12889554, 21482590, 25779108, 32223885, 42965180, 64447770, 128895540]

約数ペア:

[(1, 128895540), (2, 64447770), (3, 42965180), (4, 32223885), (5, 25779108), (6, 21482590), (10, 12889554), (12, 10741295), (15, 8593036), (20, 6444777), (30, 4296518), (60, 2148259), (97, 1328820), (194, 664410), (291, 442940), (388, 332205), (485, 265764), (582, 221470), (970, 132882), (1164, 110735), (1455, 88588), (1940, 66441), (2910, 44294), (5820, 22147)]