76447840

素因数分解:

$2^5\times 5^1\times 7^4\times {\mathrm{199}}^1$

素因数の和:242

約数の個数: 120

約数和(自身を含む): 211755600

約数和(自身を除く): 135307760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 199, 224, 245, 280, 343, 392, 398, 490, 560, 686, 784, 796, 980, 995, 1120, 1372, 1393, 1568, 1592, 1715, 1960, 1990, 2401, 2744, 2786, 3184, 3430, 3920, 3980, 4802, 5488, 5572, 6368, 6860, 6965, 7840, 7960, 9604, 9751, 10976, 11144, 12005, 13720, 13930, 15920, 19208, 19502, 22288, 24010, 27440, 27860, 31840, 38416, 39004, 44576, 48020, 48755, 54880, 55720, 68257, 76832, 78008, 96040, 97510, 111440, 136514, 156016, 192080, 195020, 222880, 273028, 312032, 341285, 384160, 390040, 477799, 546056, 682570, 780080, 955598, 1092112, 1365140, 1560160, 1911196, 2184224, 2388995, 2730280, 3822392, 4777990, 5460560, 7644784, 9555980, 10921120, 15289568, 19111960, 38223920, 76447840]

約数ペア:

[(1, 76447840), (2, 38223920), (4, 19111960), (5, 15289568), (7, 10921120), (8, 9555980), (10, 7644784), (14, 5460560), (16, 4777990), (20, 3822392), (28, 2730280), (32, 2388995), (35, 2184224), (40, 1911196), (49, 1560160), (56, 1365140), (70, 1092112), (80, 955598), (98, 780080), (112, 682570), (140, 546056), (160, 477799), (196, 390040), (199, 384160), (224, 341285), (245, 312032), (280, 273028), (343, 222880), (392, 195020), (398, 192080), (490, 156016), (560, 136514), (686, 111440), (784, 97510), (796, 96040), (980, 78008), (995, 76832), (1120, 68257), (1372, 55720), (1393, 54880), (1568, 48755), (1592, 48020), (1715, 44576), (1960, 39004), (1990, 38416), (2401, 31840), (2744, 27860), (2786, 27440), (3184, 24010), (3430, 22288), (3920, 19502), (3980, 19208), (4802, 15920), (5488, 13930), (5572, 13720), (6368, 12005), (6860, 11144), (6965, 10976), (7840, 9751), (7960, 9604)]