128317800

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{16451}}^1$

素因数の和:16483

約数の個数: 96

約数和(自身を含む): 428410080

約数和(自身を除く): 300092280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 25, 26, 30, 39, 40, 50, 52, 60, 65, 75, 78, 100, 104, 120, 130, 150, 156, 195, 200, 260, 300, 312, 325, 390, 520, 600, 650, 780, 975, 1300, 1560, 1950, 2600, 3900, 7800, 16451, 32902, 49353, 65804, 82255, 98706, 131608, 164510, 197412, 213863, 246765, 329020, 394824, 411275, 427726, 493530, 641589, 658040, 822550, 855452, 987060, 1069315, 1233825, 1283178, 1645100, 1710904, 1974120, 2138630, 2467650, 2566356, 3207945, 3290200, 4277260, 4935300, 5132712, 5346575, 6415890, 8554520, 9870600, 10693150, 12831780, 16039725, 21386300, 25663560, 32079450, 42772600, 64158900, 128317800]

約数ペア:

[(1, 128317800), (2, 64158900), (3, 42772600), (4, 32079450), (5, 25663560), (6, 21386300), (8, 16039725), (10, 12831780), (12, 10693150), (13, 9870600), (15, 8554520), (20, 6415890), (24, 5346575), (25, 5132712), (26, 4935300), (30, 4277260), (39, 3290200), (40, 3207945), (50, 2566356), (52, 2467650), (60, 2138630), (65, 1974120), (75, 1710904), (78, 1645100), (100, 1283178), (104, 1233825), (120, 1069315), (130, 987060), (150, 855452), (156, 822550), (195, 658040), (200, 641589), (260, 493530), (300, 427726), (312, 411275), (325, 394824), (390, 329020), (520, 246765), (600, 213863), (650, 197412), (780, 164510), (975, 131608), (1300, 98706), (1560, 82255), (1950, 65804), (2600, 49353), (3900, 32902), (7800, 16451)]