16561560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1747}}^1$

素因数の和:1840

約数の個数: 64

約数和(自身を含む): 50342400

約数和(自身を除く): 33780840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 79, 120, 158, 237, 316, 395, 474, 632, 790, 948, 1185, 1580, 1747, 1896, 2370, 3160, 3494, 4740, 5241, 6988, 8735, 9480, 10482, 13976, 17470, 20964, 26205, 34940, 41928, 52410, 69880, 104820, 138013, 209640, 276026, 414039, 552052, 690065, 828078, 1104104, 1380130, 1656156, 2070195, 2760260, 3312312, 4140390, 5520520, 8280780, 16561560]

約数ペア:

[(1, 16561560), (2, 8280780), (3, 5520520), (4, 4140390), (5, 3312312), (6, 2760260), (8, 2070195), (10, 1656156), (12, 1380130), (15, 1104104), (20, 828078), (24, 690065), (30, 552052), (40, 414039), (60, 276026), (79, 209640), (120, 138013), (158, 104820), (237, 69880), (316, 52410), (395, 41928), (474, 34940), (632, 26205), (790, 20964), (948, 17470), (1185, 13976), (1580, 10482), (1747, 9480), (1896, 8735), (2370, 6988), (3160, 5241), (3494, 4740)]