149970298744

素因数分解:

$2^3\times 7^1\times {\mathrm{197}}^1\times {\mathrm{647}}^1\times {\mathrm{21011}}^1$

素因数の和:21868

約数の個数: 64

約数和(自身を含む): 323510837760

約数和(自身を除く): 173540539016

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 197, 394, 647, 788, 1294, 1379, 1576, 2588, 2758, 4529, 5176, 5516, 9058, 11032, 18116, 21011, 36232, 42022, 84044, 127459, 147077, 168088, 254918, 294154, 509836, 588308, 892213, 1019672, 1176616, 1784426, 3568852, 4139167, 7137704, 8278334, 13594117, 16556668, 27188234, 28974169, 33113336, 54376468, 57948338, 95158819, 108752936, 115896676, 190317638, 231793352, 380635276, 761270552, 2678041049, 5356082098, 10712164196, 18746287343, 21424328392, 37492574686, 74985149372, 149970298744]

約数ペア:

[(1, 149970298744), (2, 74985149372), (4, 37492574686), (7, 21424328392), (8, 18746287343), (14, 10712164196), (28, 5356082098), (56, 2678041049), (197, 761270552), (394, 380635276), (647, 231793352), (788, 190317638), (1294, 115896676), (1379, 108752936), (1576, 95158819), (2588, 57948338), (2758, 54376468), (4529, 33113336), (5176, 28974169), (5516, 27188234), (9058, 16556668), (11032, 13594117), (18116, 8278334), (21011, 7137704), (36232, 4139167), (42022, 3568852), (84044, 1784426), (127459, 1176616), (147077, 1019672), (168088, 892213), (254918, 588308), (294154, 509836)]