245372040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{681589}}^1$

素因数の和:681606

約数の個数: 48

約数和(自身を含む): 797460300

約数和(自身を除く): 552088260

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, 681589, 1363178, 2044767, 2726356, 3407945, 4089534, 5452712, 6134301, 6815890, 8179068, 10223835, 12268602, 13631780, 16358136, 20447670, 24537204, 27263560, 30671505, 40895340, 49074408, 61343010, 81790680, 122686020, 245372040]

約数ペア:

[(1, 245372040), (2, 122686020), (3, 81790680), (4, 61343010), (5, 49074408), (6, 40895340), (8, 30671505), (9, 27263560), (10, 24537204), (12, 20447670), (15, 16358136), (18, 13631780), (20, 12268602), (24, 10223835), (30, 8179068), (36, 6815890), (40, 6134301), (45, 5452712), (60, 4089534), (72, 3407945), (90, 2726356), (120, 2044767), (180, 1363178), (360, 681589)]