268817928

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^3\times {\mathrm{23}}^1\times {\mathrm{71}}^1$

素因数の和:160

約数の個数: 128

約数和(自身を含む): 750643200

約数和(自身を除く): 481825272

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 23, 24, 38, 46, 57, 69, 71, 76, 92, 114, 138, 142, 152, 184, 213, 228, 276, 284, 361, 426, 437, 456, 552, 568, 722, 852, 874, 1083, 1311, 1349, 1444, 1633, 1704, 1748, 2166, 2622, 2698, 2888, 3266, 3496, 4047, 4332, 4899, 5244, 5396, 6532, 6859, 8094, 8303, 8664, 9798, 10488, 10792, 13064, 13718, 16188, 16606, 19596, 20577, 24909, 25631, 27436, 31027, 32376, 33212, 39192, 41154, 49818, 51262, 54872, 62054, 66424, 76893, 82308, 93081, 99636, 102524, 124108, 153786, 157757, 164616, 186162, 199272, 205048, 248216, 307572, 315514, 372324, 473271, 486989, 589513, 615144, 631028, 744648, 946542, 973978, 1179026, 1262056, 1460967, 1768539, 1893084, 1947956, 2358052, 2921934, 3537078, 3786168, 3895912, 4716104, 5843868, 7074156, 11200747, 11687736, 14148312, 22401494, 33602241, 44802988, 67204482, 89605976, 134408964, 268817928]

約数ペア:

[(1, 268817928), (2, 134408964), (3, 89605976), (4, 67204482), (6, 44802988), (8, 33602241), (12, 22401494), (19, 14148312), (23, 11687736), (24, 11200747), (38, 7074156), (46, 5843868), (57, 4716104), (69, 3895912), (71, 3786168), (76, 3537078), (92, 2921934), (114, 2358052), (138, 1947956), (142, 1893084), (152, 1768539), (184, 1460967), (213, 1262056), (228, 1179026), (276, 973978), (284, 946542), (361, 744648), (426, 631028), (437, 615144), (456, 589513), (552, 486989), (568, 473271), (722, 372324), (852, 315514), (874, 307572), (1083, 248216), (1311, 205048), (1349, 199272), (1444, 186162), (1633, 164616), (1704, 157757), (1748, 153786), (2166, 124108), (2622, 102524), (2698, 99636), (2888, 93081), (3266, 82308), (3496, 76893), (4047, 66424), (4332, 62054), (4899, 54872), (5244, 51262), (5396, 49818), (6532, 41154), (6859, 39192), (8094, 33212), (8303, 32376), (8664, 31027), (9798, 27436), (10488, 25631), (10792, 24909), (13064, 20577), (13718, 19596), (16188, 16606)]