288116680

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{641}}^1\times {\mathrm{661}}^1$

素因数の和:1330

約数の個数: 64

約数和(自身を含む): 688506480

約数和(自身を除く): 400389800

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 641, 661, 680, 1282, 1322, 2564, 2644, 3205, 3305, 5128, 5288, 6410, 6610, 10897, 11237, 12820, 13220, 21794, 22474, 25640, 26440, 43588, 44948, 54485, 56185, 87176, 89896, 108970, 112370, 217940, 224740, 423701, 435880, 449480, 847402, 1694804, 2118505, 3389608, 4237010, 7202917, 8474020, 14405834, 16948040, 28811668, 36014585, 57623336, 72029170, 144058340, 288116680]

約数ペア:

[(1, 288116680), (2, 144058340), (4, 72029170), (5, 57623336), (8, 36014585), (10, 28811668), (17, 16948040), (20, 14405834), (34, 8474020), (40, 7202917), (68, 4237010), (85, 3389608), (136, 2118505), (170, 1694804), (340, 847402), (641, 449480), (661, 435880), (680, 423701), (1282, 224740), (1322, 217940), (2564, 112370), (2644, 108970), (3205, 89896), (3305, 87176), (5128, 56185), (5288, 54485), (6410, 44948), (6610, 43588), (10897, 26440), (11237, 25640), (12820, 22474), (13220, 21794)]