129673880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{2677}}^1$

素因数の和:2868

約数の個数: 64

約数和(自身を含む): 335499840

約数和(自身を除く): 205825960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 173, 280, 346, 692, 865, 1211, 1384, 1730, 2422, 2677, 3460, 4844, 5354, 6055, 6920, 9688, 10708, 12110, 13385, 18739, 21416, 24220, 26770, 37478, 48440, 53540, 74956, 93695, 107080, 149912, 187390, 374780, 463121, 749560, 926242, 1852484, 2315605, 3241847, 3704968, 4631210, 6483694, 9262420, 12967388, 16209235, 18524840, 25934776, 32418470, 64836940, 129673880]

約数ペア:

[(1, 129673880), (2, 64836940), (4, 32418470), (5, 25934776), (7, 18524840), (8, 16209235), (10, 12967388), (14, 9262420), (20, 6483694), (28, 4631210), (35, 3704968), (40, 3241847), (56, 2315605), (70, 1852484), (140, 926242), (173, 749560), (280, 463121), (346, 374780), (692, 187390), (865, 149912), (1211, 107080), (1384, 93695), (1730, 74956), (2422, 53540), (2677, 48440), (3460, 37478), (4844, 26770), (5354, 24220), (6055, 21416), (6920, 18739), (9688, 13385), (10708, 12110)]