42781140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{237673}}^1$

素因数の和:237688

約数の個数: 36

約数和(自身を含む): 129770004

約数和(自身を除く): 86988864

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 237673, 475346, 713019, 950692, 1188365, 1426038, 2139057, 2376730, 2852076, 3565095, 4278114, 4753460, 7130190, 8556228, 10695285, 14260380, 21390570, 42781140]

約数ペア:

[(1, 42781140), (2, 21390570), (3, 14260380), (4, 10695285), (5, 8556228), (6, 7130190), (9, 4753460), (10, 4278114), (12, 3565095), (15, 2852076), (18, 2376730), (20, 2139057), (30, 1426038), (36, 1188365), (45, 950692), (60, 713019), (90, 475346), (180, 237673)]