256174758

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{673}}^1$

素因数の和:763

約数の個数: 128

約数和(自身を含む): 698803200

約数和(自身を除く): 442628442

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 27, 38, 42, 53, 54, 57, 63, 106, 114, 126, 133, 159, 171, 189, 266, 318, 342, 371, 378, 399, 477, 513, 673, 742, 798, 954, 1007, 1026, 1113, 1197, 1346, 1431, 2014, 2019, 2226, 2394, 2862, 3021, 3339, 3591, 4038, 4711, 6042, 6057, 6678, 7049, 7182, 9063, 9422, 10017, 12114, 12787, 14098, 14133, 18126, 18171, 20034, 21147, 25574, 27189, 28266, 35669, 36342, 38361, 42294, 42399, 54378, 63441, 71338, 76722, 84798, 89509, 107007, 115083, 126882, 127197, 179018, 190323, 214014, 230166, 249683, 254394, 268527, 321021, 345249, 380646, 499366, 537054, 642042, 677711, 690498, 749049, 805581, 963063, 1355422, 1498098, 1611162, 1926126, 2033133, 2247147, 2416743, 4066266, 4494294, 4743977, 4833486, 6099399, 6741441, 9487954, 12198798, 13482882, 14231931, 18298197, 28463862, 36596394, 42695793, 85391586, 128087379, 256174758]

約数ペア:

[(1, 256174758), (2, 128087379), (3, 85391586), (6, 42695793), (7, 36596394), (9, 28463862), (14, 18298197), (18, 14231931), (19, 13482882), (21, 12198798), (27, 9487954), (38, 6741441), (42, 6099399), (53, 4833486), (54, 4743977), (57, 4494294), (63, 4066266), (106, 2416743), (114, 2247147), (126, 2033133), (133, 1926126), (159, 1611162), (171, 1498098), (189, 1355422), (266, 963063), (318, 805581), (342, 749049), (371, 690498), (378, 677711), (399, 642042), (477, 537054), (513, 499366), (673, 380646), (742, 345249), (798, 321021), (954, 268527), (1007, 254394), (1026, 249683), (1113, 230166), (1197, 214014), (1346, 190323), (1431, 179018), (2014, 127197), (2019, 126882), (2226, 115083), (2394, 107007), (2862, 89509), (3021, 84798), (3339, 76722), (3591, 71338), (4038, 63441), (4711, 54378), (6042, 42399), (6057, 42294), (6678, 38361), (7049, 36342), (7182, 35669), (9063, 28266), (9422, 27189), (10017, 25574), (12114, 21147), (12787, 20034), (14098, 18171), (14133, 18126)]