278859720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{2323831}}^1$

素因数の和:2323845

約数の個数: 32

約数和(自身を含む): 836579520

約数和(自身を除く): 557719800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 2323831, 4647662, 6971493, 9295324, 11619155, 13942986, 18590648, 23238310, 27885972, 34857465, 46476620, 55771944, 69714930, 92953240, 139429860, 278859720]

約数ペア:

[(1, 278859720), (2, 139429860), (3, 92953240), (4, 69714930), (5, 55771944), (6, 46476620), (8, 34857465), (10, 27885972), (12, 23238310), (15, 18590648), (20, 13942986), (24, 11619155), (30, 9295324), (40, 6971493), (60, 4647662), (120, 2323831)]