7291890

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{239}}^1$

素因数の和:368

約数の個数: 64

約数和(自身を含む): 19699200

約数和(自身を除く): 12407310

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 113, 135, 226, 239, 270, 339, 478, 565, 678, 717, 1017, 1130, 1195, 1434, 1695, 2034, 2151, 2390, 3051, 3390, 3585, 4302, 5085, 6102, 6453, 7170, 10170, 10755, 12906, 15255, 21510, 27007, 30510, 32265, 54014, 64530, 81021, 135035, 162042, 243063, 270070, 405105, 486126, 729189, 810210, 1215315, 1458378, 2430630, 3645945, 7291890]

約数ペア:

[(1, 7291890), (2, 3645945), (3, 2430630), (5, 1458378), (6, 1215315), (9, 810210), (10, 729189), (15, 486126), (18, 405105), (27, 270070), (30, 243063), (45, 162042), (54, 135035), (90, 81021), (113, 64530), (135, 54014), (226, 32265), (239, 30510), (270, 27007), (339, 21510), (478, 15255), (565, 12906), (678, 10755), (717, 10170), (1017, 7170), (1130, 6453), (1195, 6102), (1434, 5085), (1695, 4302), (2034, 3585), (2151, 3390), (2390, 3051)]