261817164

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{223}}^1\times {\mathrm{1553}}^1$

素因数の和:1796

約数の個数: 96

約数和(自身を含む): 779735040

約数和(自身を除く): 517917876

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 223, 252, 378, 446, 669, 756, 892, 1338, 1553, 1561, 2007, 2676, 3106, 3122, 4014, 4659, 4683, 6021, 6212, 6244, 8028, 9318, 9366, 10871, 12042, 13977, 14049, 18636, 18732, 21742, 24084, 27954, 28098, 32613, 41931, 42147, 43484, 55908, 56196, 65226, 83862, 84294, 97839, 130452, 167724, 168588, 195678, 293517, 346319, 391356, 587034, 692638, 1038957, 1174068, 1385276, 2077914, 2424233, 3116871, 4155828, 4848466, 6233742, 7272699, 9350613, 9696932, 12467484, 14545398, 18701226, 21818097, 29090796, 37402452, 43636194, 65454291, 87272388, 130908582, 261817164]

約数ペア:

[(1, 261817164), (2, 130908582), (3, 87272388), (4, 65454291), (6, 43636194), (7, 37402452), (9, 29090796), (12, 21818097), (14, 18701226), (18, 14545398), (21, 12467484), (27, 9696932), (28, 9350613), (36, 7272699), (42, 6233742), (54, 4848466), (63, 4155828), (84, 3116871), (108, 2424233), (126, 2077914), (189, 1385276), (223, 1174068), (252, 1038957), (378, 692638), (446, 587034), (669, 391356), (756, 346319), (892, 293517), (1338, 195678), (1553, 168588), (1561, 167724), (2007, 130452), (2676, 97839), (3106, 84294), (3122, 83862), (4014, 65226), (4659, 56196), (4683, 55908), (6021, 43484), (6212, 42147), (6244, 41931), (8028, 32613), (9318, 28098), (9366, 27954), (10871, 24084), (12042, 21742), (13977, 18732), (14049, 18636)]