256590936

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{223}}^1\times {\mathrm{761}}^1$

素因数の和:1006

約数の個数: 128

約数和(自身を含む): 819302400

約数和(自身を除く): 562711464

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 108, 126, 168, 189, 216, 223, 252, 378, 446, 504, 669, 756, 761, 892, 1338, 1512, 1522, 1561, 1784, 2007, 2283, 2676, 3044, 3122, 4014, 4566, 4683, 5327, 5352, 6021, 6088, 6244, 6849, 8028, 9132, 9366, 10654, 12042, 12488, 13698, 14049, 15981, 16056, 18264, 18732, 20547, 21308, 24084, 27396, 28098, 31962, 37464, 41094, 42147, 42616, 47943, 48168, 54792, 56196, 63924, 82188, 84294, 95886, 112392, 127848, 143829, 164376, 168588, 169703, 191772, 287658, 337176, 339406, 383544, 509109, 575316, 678812, 1018218, 1150632, 1187921, 1357624, 1527327, 2036436, 2375842, 3054654, 3563763, 4072872, 4581981, 4751684, 6109308, 7127526, 9163962, 9503368, 10691289, 12218616, 14255052, 18327924, 21382578, 28510104, 32073867, 36655848, 42765156, 64147734, 85530312, 128295468, 256590936]

約数ペア:

[(1, 256590936), (2, 128295468), (3, 85530312), (4, 64147734), (6, 42765156), (7, 36655848), (8, 32073867), (9, 28510104), (12, 21382578), (14, 18327924), (18, 14255052), (21, 12218616), (24, 10691289), (27, 9503368), (28, 9163962), (36, 7127526), (42, 6109308), (54, 4751684), (56, 4581981), (63, 4072872), (72, 3563763), (84, 3054654), (108, 2375842), (126, 2036436), (168, 1527327), (189, 1357624), (216, 1187921), (223, 1150632), (252, 1018218), (378, 678812), (446, 575316), (504, 509109), (669, 383544), (756, 339406), (761, 337176), (892, 287658), (1338, 191772), (1512, 169703), (1522, 168588), (1561, 164376), (1784, 143829), (2007, 127848), (2283, 112392), (2676, 95886), (3044, 84294), (3122, 82188), (4014, 63924), (4566, 56196), (4683, 54792), (5327, 48168), (5352, 47943), (6021, 42616), (6088, 42147), (6244, 41094), (6849, 37464), (8028, 31962), (9132, 28098), (9366, 27396), (10654, 24084), (12042, 21308), (12488, 20547), (13698, 18732), (14049, 18264), (15981, 16056)]