64805244

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{307}}^1\times {\mathrm{359}}^1$

素因数の和:687

約数の個数: 72

約数和(自身を含む): 176964480

約数和(自身を除く): 112159236

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 307, 359, 588, 614, 718, 921, 1077, 1228, 1436, 1842, 2149, 2154, 2513, 3684, 4298, 4308, 5026, 6447, 7539, 8596, 10052, 12894, 15043, 15078, 17591, 25788, 30086, 30156, 35182, 45129, 52773, 60172, 70364, 90258, 105546, 110213, 180516, 211092, 220426, 330639, 440852, 661278, 771491, 1322556, 1542982, 2314473, 3085964, 4628946, 5400437, 9257892, 10800874, 16201311, 21601748, 32402622, 64805244]

約数ペア:

[(1, 64805244), (2, 32402622), (3, 21601748), (4, 16201311), (6, 10800874), (7, 9257892), (12, 5400437), (14, 4628946), (21, 3085964), (28, 2314473), (42, 1542982), (49, 1322556), (84, 771491), (98, 661278), (147, 440852), (196, 330639), (294, 220426), (307, 211092), (359, 180516), (588, 110213), (614, 105546), (718, 90258), (921, 70364), (1077, 60172), (1228, 52773), (1436, 45129), (1842, 35182), (2149, 30156), (2154, 30086), (2513, 25788), (3684, 17591), (4298, 15078), (4308, 15043), (5026, 12894), (6447, 10052), (7539, 8596)]