268135840

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{1487}}^1$

素因数の和:1539

約数の個数: 144

約数和(自身を含む): 769450752

約数和(自身を除く): 501314912

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 49, 56, 70, 80, 92, 98, 112, 115, 140, 160, 161, 184, 196, 224, 230, 245, 280, 322, 368, 392, 460, 490, 560, 644, 736, 784, 805, 920, 980, 1120, 1127, 1288, 1487, 1568, 1610, 1840, 1960, 2254, 2576, 2974, 3220, 3680, 3920, 4508, 5152, 5635, 5948, 6440, 7435, 7840, 9016, 10409, 11270, 11896, 12880, 14870, 18032, 20818, 22540, 23792, 25760, 29740, 34201, 36064, 41636, 45080, 47584, 52045, 59480, 68402, 72863, 83272, 90160, 104090, 118960, 136804, 145726, 166544, 171005, 180320, 208180, 237920, 239407, 273608, 291452, 333088, 342010, 364315, 416360, 478814, 547216, 582904, 684020, 728630, 832720, 957628, 1094432, 1165808, 1197035, 1368040, 1457260, 1665440, 1675849, 1915256, 2331616, 2394070, 2736080, 2914520, 3351698, 3830512, 4788140, 5472160, 5829040, 6703396, 7661024, 8379245, 9576280, 11658080, 13406792, 16758490, 19152560, 26813584, 33516980, 38305120, 53627168, 67033960, 134067920, 268135840]

約数ペア:

[(1, 268135840), (2, 134067920), (4, 67033960), (5, 53627168), (7, 38305120), (8, 33516980), (10, 26813584), (14, 19152560), (16, 16758490), (20, 13406792), (23, 11658080), (28, 9576280), (32, 8379245), (35, 7661024), (40, 6703396), (46, 5829040), (49, 5472160), (56, 4788140), (70, 3830512), (80, 3351698), (92, 2914520), (98, 2736080), (112, 2394070), (115, 2331616), (140, 1915256), (160, 1675849), (161, 1665440), (184, 1457260), (196, 1368040), (224, 1197035), (230, 1165808), (245, 1094432), (280, 957628), (322, 832720), (368, 728630), (392, 684020), (460, 582904), (490, 547216), (560, 478814), (644, 416360), (736, 364315), (784, 342010), (805, 333088), (920, 291452), (980, 273608), (1120, 239407), (1127, 237920), (1288, 208180), (1487, 180320), (1568, 171005), (1610, 166544), (1840, 145726), (1960, 136804), (2254, 118960), (2576, 104090), (2974, 90160), (3220, 83272), (3680, 72863), (3920, 68402), (4508, 59480), (5152, 52045), (5635, 47584), (5948, 45080), (6440, 41636), (7435, 36064), (7840, 34201), (9016, 29740), (10409, 25760), (11270, 23792), (11896, 22540), (12880, 20818), (14870, 18032)]