228740440

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{359}}^1\times {\mathrm{937}}^1$

素因数の和:1324

約数の個数: 64

約数和(自身を含む): 547041600

約数和(自身を除く): 318301160

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 359, 680, 718, 937, 1436, 1795, 1874, 2872, 3590, 3748, 4685, 6103, 7180, 7496, 9370, 12206, 14360, 15929, 18740, 24412, 30515, 31858, 37480, 48824, 61030, 63716, 79645, 122060, 127432, 159290, 244120, 318580, 336383, 637160, 672766, 1345532, 1681915, 2691064, 3363830, 5718511, 6727660, 11437022, 13455320, 22874044, 28592555, 45748088, 57185110, 114370220, 228740440]

約数ペア:

[(1, 228740440), (2, 114370220), (4, 57185110), (5, 45748088), (8, 28592555), (10, 22874044), (17, 13455320), (20, 11437022), (34, 6727660), (40, 5718511), (68, 3363830), (85, 2691064), (136, 1681915), (170, 1345532), (340, 672766), (359, 637160), (680, 336383), (718, 318580), (937, 244120), (1436, 159290), (1795, 127432), (1874, 122060), (2872, 79645), (3590, 63716), (3748, 61030), (4685, 48824), (6103, 37480), (7180, 31858), (7496, 30515), (9370, 24412), (12206, 18740), (14360, 15929)]