172758784

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1979}}^1$

素因数の和:2037

約数の個数: 72

約数和(自身を含む): 388523520

約数和(自身を除く): 215764736

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 32, 44, 62, 64, 88, 124, 128, 176, 248, 256, 341, 352, 496, 682, 704, 992, 1364, 1408, 1979, 1984, 2728, 2816, 3958, 3968, 5456, 7916, 7936, 10912, 15832, 21769, 21824, 31664, 43538, 43648, 61349, 63328, 87076, 87296, 122698, 126656, 174152, 245396, 253312, 348304, 490792, 506624, 674839, 696608, 981584, 1349678, 1393216, 1963168, 2699356, 2786432, 3926336, 5398712, 5572864, 7852672, 10797424, 15705344, 21594848, 43189696, 86379392, 172758784]

約数ペア:

[(1, 172758784), (2, 86379392), (4, 43189696), (8, 21594848), (11, 15705344), (16, 10797424), (22, 7852672), (31, 5572864), (32, 5398712), (44, 3926336), (62, 2786432), (64, 2699356), (88, 1963168), (124, 1393216), (128, 1349678), (176, 981584), (248, 696608), (256, 674839), (341, 506624), (352, 490792), (496, 348304), (682, 253312), (704, 245396), (992, 174152), (1364, 126656), (1408, 122698), (1979, 87296), (1984, 87076), (2728, 63328), (2816, 61349), (3958, 43648), (3968, 43538), (5456, 31664), (7916, 21824), (7936, 21769), (10912, 15832)]