64112520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{157}}^1$

素因数の和:295

約数の個数: 128

約数和(自身を含む): 200672640

約数和(自身を除く): 136560120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 60, 82, 83, 120, 123, 157, 164, 166, 205, 246, 249, 314, 328, 332, 410, 415, 471, 492, 498, 615, 628, 664, 785, 820, 830, 942, 984, 996, 1230, 1245, 1256, 1570, 1640, 1660, 1884, 1992, 2355, 2460, 2490, 3140, 3320, 3403, 3768, 4710, 4920, 4980, 6280, 6437, 6806, 9420, 9960, 10209, 12874, 13031, 13612, 17015, 18840, 19311, 20418, 25748, 26062, 27224, 32185, 34030, 38622, 39093, 40836, 51045, 51496, 52124, 64370, 65155, 68060, 77244, 78186, 81672, 96555, 102090, 104248, 128740, 130310, 136120, 154488, 156372, 193110, 195465, 204180, 257480, 260620, 312744, 386220, 390930, 408360, 521240, 534271, 772440, 781860, 1068542, 1563720, 1602813, 2137084, 2671355, 3205626, 4274168, 5342710, 6411252, 8014065, 10685420, 12822504, 16028130, 21370840, 32056260, 64112520]

約数ペア:

[(1, 64112520), (2, 32056260), (3, 21370840), (4, 16028130), (5, 12822504), (6, 10685420), (8, 8014065), (10, 6411252), (12, 5342710), (15, 4274168), (20, 3205626), (24, 2671355), (30, 2137084), (40, 1602813), (41, 1563720), (60, 1068542), (82, 781860), (83, 772440), (120, 534271), (123, 521240), (157, 408360), (164, 390930), (166, 386220), (205, 312744), (246, 260620), (249, 257480), (314, 204180), (328, 195465), (332, 193110), (410, 156372), (415, 154488), (471, 136120), (492, 130310), (498, 128740), (615, 104248), (628, 102090), (664, 96555), (785, 81672), (820, 78186), (830, 77244), (942, 68060), (984, 65155), (996, 64370), (1230, 52124), (1245, 51496), (1256, 51045), (1570, 40836), (1640, 39093), (1660, 38622), (1884, 34030), (1992, 32185), (2355, 27224), (2460, 26062), (2490, 25748), (3140, 20418), (3320, 19311), (3403, 18840), (3768, 17015), (4710, 13612), (4920, 13031), (4980, 12874), (6280, 10209), (6437, 9960), (6806, 9420)]