155545964

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1$

素因数の和:255

約数の個数: 96

約数和(自身を含む): 342752256

約数和(自身を除く): 187206292

約数列:

[1, 2, 4, 7, 14, 23, 28, 41, 43, 46, 82, 86, 92, 137, 161, 164, 172, 274, 287, 301, 322, 548, 574, 602, 644, 943, 959, 989, 1148, 1204, 1763, 1886, 1918, 1978, 3151, 3526, 3772, 3836, 3956, 5617, 5891, 6302, 6601, 6923, 7052, 11234, 11782, 12341, 12604, 13202, 13846, 22057, 22468, 23564, 24682, 26404, 27692, 39319, 40549, 41237, 44114, 49364, 78638, 81098, 82474, 88228, 129191, 135493, 157276, 162196, 164948, 241531, 258382, 270986, 283843, 483062, 516764, 541972, 567686, 904337, 948451, 966124, 1135372, 1690717, 1808674, 1896902, 3381434, 3617348, 3793804, 5555213, 6762868, 11110426, 22220852, 38886491, 77772982, 155545964]

約数ペア:

[(1, 155545964), (2, 77772982), (4, 38886491), (7, 22220852), (14, 11110426), (23, 6762868), (28, 5555213), (41, 3793804), (43, 3617348), (46, 3381434), (82, 1896902), (86, 1808674), (92, 1690717), (137, 1135372), (161, 966124), (164, 948451), (172, 904337), (274, 567686), (287, 541972), (301, 516764), (322, 483062), (548, 283843), (574, 270986), (602, 258382), (644, 241531), (943, 164948), (959, 162196), (989, 157276), (1148, 135493), (1204, 129191), (1763, 88228), (1886, 82474), (1918, 81098), (1978, 78638), (3151, 49364), (3526, 44114), (3772, 41237), (3836, 40549), (3956, 39319), (5617, 27692), (5891, 26404), (6302, 24682), (6601, 23564), (6923, 22468), (7052, 22057), (11234, 13846), (11782, 13202), (12341, 12604)]