128082780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{101653}}^1$

素因数の和:101675

約数の個数: 72

約数和(自身を含む): 444024672

約数和(自身を除く): 315941892

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 101653, 203306, 304959, 406612, 508265, 609918, 711571, 914877, 1016530, 1219836, 1423142, 1524795, 1829754, 2033060, 2134713, 2846284, 3049590, 3557855, 3659508, 4269426, 4574385, 6099180, 6404139, 7115710, 8538852, 9148770, 10673565, 12808278, 14231420, 18297540, 21347130, 25616556, 32020695, 42694260, 64041390, 128082780]

約数ペア:

[(1, 128082780), (2, 64041390), (3, 42694260), (4, 32020695), (5, 25616556), (6, 21347130), (7, 18297540), (9, 14231420), (10, 12808278), (12, 10673565), (14, 9148770), (15, 8538852), (18, 7115710), (20, 6404139), (21, 6099180), (28, 4574385), (30, 4269426), (35, 3659508), (36, 3557855), (42, 3049590), (45, 2846284), (60, 2134713), (63, 2033060), (70, 1829754), (84, 1524795), (90, 1423142), (105, 1219836), (126, 1016530), (140, 914877), (180, 711571), (210, 609918), (252, 508265), (315, 406612), (420, 304959), (630, 203306), (1260, 101653)]