149144420

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{3643}}^1$

素因数の和:3764

約数の個数: 48

約数和(自身を含む): 330583680

約数和(自身を除く): 181439260

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 89, 92, 115, 178, 230, 356, 445, 460, 890, 1780, 2047, 3643, 4094, 7286, 8188, 10235, 14572, 18215, 20470, 36430, 40940, 72860, 83789, 167578, 324227, 335156, 418945, 648454, 837890, 1296908, 1621135, 1675780, 3242270, 6484540, 7457221, 14914442, 29828884, 37286105, 74572210, 149144420]

約数ペア:

[(1, 149144420), (2, 74572210), (4, 37286105), (5, 29828884), (10, 14914442), (20, 7457221), (23, 6484540), (46, 3242270), (89, 1675780), (92, 1621135), (115, 1296908), (178, 837890), (230, 648454), (356, 418945), (445, 335156), (460, 324227), (890, 167578), (1780, 83789), (2047, 72860), (3643, 40940), (4094, 36430), (7286, 20470), (8188, 18215), (10235, 14572)]