68738280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{317}}^1$

素因数の和:483

約数の個数: 128

約数和(自身を含む): 224380800

約数和(自身を除く): 155642520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 139, 156, 195, 260, 278, 312, 317, 390, 417, 520, 556, 634, 695, 780, 834, 951, 1112, 1268, 1390, 1560, 1585, 1668, 1807, 1902, 2085, 2536, 2780, 3170, 3336, 3614, 3804, 4121, 4170, 4755, 5421, 5560, 6340, 7228, 7608, 8242, 8340, 9035, 9510, 10842, 12363, 12680, 14456, 16484, 16680, 18070, 19020, 20605, 21684, 24726, 27105, 32968, 36140, 38040, 41210, 43368, 44063, 49452, 54210, 61815, 72280, 82420, 88126, 98904, 108420, 123630, 132189, 164840, 176252, 216840, 220315, 247260, 264378, 352504, 440630, 494520, 528756, 572819, 660945, 881260, 1057512, 1145638, 1321890, 1718457, 1762520, 2291276, 2643780, 2864095, 3436914, 4582552, 5287560, 5728190, 6873828, 8592285, 11456380, 13747656, 17184570, 22912760, 34369140, 68738280]

約数ペア:

[(1, 68738280), (2, 34369140), (3, 22912760), (4, 17184570), (5, 13747656), (6, 11456380), (8, 8592285), (10, 6873828), (12, 5728190), (13, 5287560), (15, 4582552), (20, 3436914), (24, 2864095), (26, 2643780), (30, 2291276), (39, 1762520), (40, 1718457), (52, 1321890), (60, 1145638), (65, 1057512), (78, 881260), (104, 660945), (120, 572819), (130, 528756), (139, 494520), (156, 440630), (195, 352504), (260, 264378), (278, 247260), (312, 220315), (317, 216840), (390, 176252), (417, 164840), (520, 132189), (556, 123630), (634, 108420), (695, 98904), (780, 88126), (834, 82420), (951, 72280), (1112, 61815), (1268, 54210), (1390, 49452), (1560, 44063), (1585, 43368), (1668, 41210), (1807, 38040), (1902, 36140), (2085, 32968), (2536, 27105), (2780, 24726), (3170, 21684), (3336, 20605), (3614, 19020), (3804, 18070), (4121, 16680), (4170, 16484), (4755, 14456), (5421, 12680), (5560, 12363), (6340, 10842), (7228, 9510), (7608, 9035), (8242, 8340)]