156157168

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1$

素因数の和:270

約数の個数: 80

約数和(自身を含む): 328105984

約数和(自身を除く): 171948816

約数列:

[1, 2, 4, 8, 16, 31, 37, 62, 67, 74, 124, 127, 134, 148, 248, 254, 268, 296, 496, 508, 536, 592, 1016, 1072, 1147, 2032, 2077, 2294, 2479, 3937, 4154, 4588, 4699, 4958, 7874, 8308, 8509, 9176, 9398, 9916, 15748, 16616, 17018, 18352, 18796, 19832, 31496, 33232, 34036, 37592, 39664, 62992, 68072, 75184, 76849, 136144, 145669, 153698, 263779, 291338, 307396, 314833, 527558, 582676, 614792, 629666, 1055116, 1165352, 1229584, 1259332, 2110232, 2330704, 2518664, 4220464, 5037328, 9759823, 19519646, 39039292, 78078584, 156157168]

約数ペア:

[(1, 156157168), (2, 78078584), (4, 39039292), (8, 19519646), (16, 9759823), (31, 5037328), (37, 4220464), (62, 2518664), (67, 2330704), (74, 2110232), (124, 1259332), (127, 1229584), (134, 1165352), (148, 1055116), (248, 629666), (254, 614792), (268, 582676), (296, 527558), (496, 314833), (508, 307396), (536, 291338), (592, 263779), (1016, 153698), (1072, 145669), (1147, 136144), (2032, 76849), (2077, 75184), (2294, 68072), (2479, 62992), (3937, 39664), (4154, 37592), (4588, 34036), (4699, 33232), (4958, 31496), (7874, 19832), (8308, 18796), (8509, 18352), (9176, 17018), (9398, 16616), (9916, 15748)]