68188400

素因数分解:

$2^4\times 5^2\times 7^4\times {\mathrm{71}}^1$

素因数の和:117

約数の個数: 150

約数和(自身を含む): 193806792

約数和(自身を除く): 125618392

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 70, 71, 80, 98, 100, 112, 140, 142, 175, 196, 200, 245, 280, 284, 343, 350, 355, 392, 400, 490, 497, 560, 568, 686, 700, 710, 784, 980, 994, 1136, 1225, 1372, 1400, 1420, 1715, 1775, 1960, 1988, 2401, 2450, 2485, 2744, 2800, 2840, 3430, 3479, 3550, 3920, 3976, 4802, 4900, 4970, 5488, 5680, 6860, 6958, 7100, 7952, 8575, 9604, 9800, 9940, 12005, 12425, 13720, 13916, 14200, 17150, 17395, 19208, 19600, 19880, 24010, 24353, 24850, 27440, 27832, 28400, 34300, 34790, 38416, 39760, 48020, 48706, 49700, 55664, 60025, 68600, 69580, 86975, 96040, 97412, 99400, 120050, 121765, 137200, 139160, 170471, 173950, 192080, 194824, 198800, 240100, 243530, 278320, 340942, 347900, 389648, 480200, 487060, 608825, 681884, 695800, 852355, 960400, 974120, 1217650, 1363768, 1391600, 1704710, 1948240, 2435300, 2727536, 3409420, 4261775, 4870600, 6818840, 8523550, 9741200, 13637680, 17047100, 34094200, 68188400]

約数ペア:

[(1, 68188400), (2, 34094200), (4, 17047100), (5, 13637680), (7, 9741200), (8, 8523550), (10, 6818840), (14, 4870600), (16, 4261775), (20, 3409420), (25, 2727536), (28, 2435300), (35, 1948240), (40, 1704710), (49, 1391600), (50, 1363768), (56, 1217650), (70, 974120), (71, 960400), (80, 852355), (98, 695800), (100, 681884), (112, 608825), (140, 487060), (142, 480200), (175, 389648), (196, 347900), (200, 340942), (245, 278320), (280, 243530), (284, 240100), (343, 198800), (350, 194824), (355, 192080), (392, 173950), (400, 170471), (490, 139160), (497, 137200), (560, 121765), (568, 120050), (686, 99400), (700, 97412), (710, 96040), (784, 86975), (980, 69580), (994, 68600), (1136, 60025), (1225, 55664), (1372, 49700), (1400, 48706), (1420, 48020), (1715, 39760), (1775, 38416), (1960, 34790), (1988, 34300), (2401, 28400), (2450, 27832), (2485, 27440), (2744, 24850), (2800, 24353), (2840, 24010), (3430, 19880), (3479, 19600), (3550, 19208), (3920, 17395), (3976, 17150), (4802, 14200), (4900, 13916), (4970, 13720), (5488, 12425), (5680, 12005), (6860, 9940), (6958, 9800), (7100, 9604), (7952, 8575)]