201976920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{561047}}^1$

素因数の和:561064

約数の個数: 48

約数和(自身を含む): 656426160

約数和(自身を除く): 454449240

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, 561047, 1122094, 1683141, 2244188, 2805235, 3366282, 4488376, 5049423, 5610470, 6732564, 8415705, 10098846, 11220940, 13465128, 16831410, 20197692, 22441880, 25247115, 33662820, 40395384, 50494230, 67325640, 100988460, 201976920]

約数ペア:

[(1, 201976920), (2, 100988460), (3, 67325640), (4, 50494230), (5, 40395384), (6, 33662820), (8, 25247115), (9, 22441880), (10, 20197692), (12, 16831410), (15, 13465128), (18, 11220940), (20, 10098846), (24, 8415705), (30, 6732564), (36, 5610470), (40, 5049423), (45, 4488376), (60, 3366282), (72, 2805235), (90, 2244188), (120, 1683141), (180, 1122094), (360, 561047)]