239810040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{666139}}^1$

素因数の和:666156

約数の個数: 48

約数和(自身を含む): 779383800

約数和(自身を除く): 539573760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 666139, 1332278, 1998417, 2664556, 3330695, 3996834, 5329112, 5995251, 6661390, 7993668, 9992085, 11990502, 13322780, 15987336, 19984170, 23981004, 26645560, 29976255, 39968340, 47962008, 59952510, 79936680, 119905020, 239810040]

約数ペア:

[(1, 239810040), (2, 119905020), (3, 79936680), (4, 59952510), (5, 47962008), (6, 39968340), (8, 29976255), (9, 26645560), (10, 23981004), (12, 19984170), (15, 15987336), (18, 13322780), (20, 11990502), (24, 9992085), (30, 7993668), (36, 6661390), (40, 5995251), (45, 5329112), (60, 3996834), (72, 3330695), (90, 2664556), (120, 1998417), (180, 1332278), (360, 666139)]