207923280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{3371}}^1$

素因数の和:3644

約数の個数: 80

約数和(自身を含む): 647262144

約数和(自身を除く): 439338864

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 257, 514, 771, 1028, 1285, 1542, 2056, 2570, 3084, 3371, 3855, 4112, 5140, 6168, 6742, 7710, 10113, 10280, 12336, 13484, 15420, 16855, 20226, 20560, 26968, 30840, 33710, 40452, 50565, 53936, 61680, 67420, 80904, 101130, 134840, 161808, 202260, 269680, 404520, 809040, 866347, 1732694, 2599041, 3465388, 4331735, 5198082, 6930776, 8663470, 10396164, 12995205, 13861552, 17326940, 20792328, 25990410, 34653880, 41584656, 51980820, 69307760, 103961640, 207923280]

約数ペア:

[(1, 207923280), (2, 103961640), (3, 69307760), (4, 51980820), (5, 41584656), (6, 34653880), (8, 25990410), (10, 20792328), (12, 17326940), (15, 13861552), (16, 12995205), (20, 10396164), (24, 8663470), (30, 6930776), (40, 5198082), (48, 4331735), (60, 3465388), (80, 2599041), (120, 1732694), (240, 866347), (257, 809040), (514, 404520), (771, 269680), (1028, 202260), (1285, 161808), (1542, 134840), (2056, 101130), (2570, 80904), (3084, 67420), (3371, 61680), (3855, 53936), (4112, 50565), (5140, 40452), (6168, 33710), (6742, 30840), (7710, 26968), (10113, 20560), (10280, 20226), (12336, 16855), (13484, 15420)]