180795134

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:249

約数の個数: 64

約数和(自身を含む): 319334400

約数和(自身を除く): 138539266

約数列:

[1, 2, 13, 23, 26, 43, 46, 79, 86, 89, 158, 178, 299, 559, 598, 989, 1027, 1118, 1157, 1817, 1978, 2047, 2054, 2314, 3397, 3634, 3827, 4094, 6794, 7031, 7654, 12857, 14062, 23621, 25714, 26611, 44161, 47242, 49751, 53222, 78131, 88021, 88322, 91403, 99502, 156262, 161713, 176042, 182806, 302333, 323426, 604666, 1015703, 1144273, 2031406, 2102269, 2288546, 3930329, 4204538, 6953659, 7860658, 13907318, 90397567, 180795134]

約数ペア:

[(1, 180795134), (2, 90397567), (13, 13907318), (23, 7860658), (26, 6953659), (43, 4204538), (46, 3930329), (79, 2288546), (86, 2102269), (89, 2031406), (158, 1144273), (178, 1015703), (299, 604666), (559, 323426), (598, 302333), (989, 182806), (1027, 176042), (1118, 161713), (1157, 156262), (1817, 99502), (1978, 91403), (2047, 88322), (2054, 88021), (2314, 78131), (3397, 53222), (3634, 49751), (3827, 47242), (4094, 44161), (6794, 26611), (7031, 25714), (7654, 23621), (12857, 14062)]