340942000

素因数分解:

$2^4\times 5^3\times 7^4\times {\mathrm{71}}^1$

素因数の和:122

約数の個数: 200

約数和(自身を含む): 975285792

約数和(自身を除く): 634343792

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, 125, 140, 142, 175, 196, 200, 245, 250, 280, 284, 343, 350, 355, 392, 400, 490, 497, 500, 560, 568, 686, 700, 710, 784, 875, 980, 994, 1000, 1136, 1225, 1372, 1400, 1420, 1715, 1750, 1775, 1960, 1988, 2000, 2401, 2450, 2485, 2744, 2800, 2840, 3430, 3479, 3500, 3550, 3920, 3976, 4802, 4900, 4970, 5488, 5680, 6125, 6860, 6958, 7000, 7100, 7952, 8575, 8875, 9604, 9800, 9940, 12005, 12250, 12425, 13720, 13916, 14000, 14200, 17150, 17395, 17750, 19208, 19600, 19880, 24010, 24353, 24500, 24850, 27440, 27832, 28400, 34300, 34790, 35500, 38416, 39760, 42875, 48020, 48706, 49000, 49700, 55664, 60025, 62125, 68600, 69580, 71000, 85750, 86975, 96040, 97412, 98000, 99400, 120050, 121765, 124250, 137200, 139160, 142000, 170471, 171500, 173950, 192080, 194824, 198800, 240100, 243530, 248500, 278320, 300125, 340942, 343000, 347900, 389648, 434875, 480200, 487060, 497000, 600250, 608825, 681884, 686000, 695800, 852355, 869750, 960400, 974120, 994000, 1200500, 1217650, 1363768, 1391600, 1704710, 1739500, 1948240, 2401000, 2435300, 2727536, 3044125, 3409420, 3479000, 4261775, 4802000, 4870600, 6088250, 6818840, 6958000, 8523550, 9741200, 12176500, 13637680, 17047100, 21308875, 24353000, 34094200, 42617750, 48706000, 68188400, 85235500, 170471000, 340942000]

約数ペア:

[(1, 340942000), (2, 170471000), (4, 85235500), (5, 68188400), (7, 48706000), (8, 42617750), (10, 34094200), (14, 24353000), (16, 21308875), (20, 17047100), (25, 13637680), (28, 12176500), (35, 9741200), (40, 8523550), (49, 6958000), (50, 6818840), (56, 6088250), (70, 4870600), (71, 4802000), (80, 4261775), (98, 3479000), (100, 3409420), (112, 3044125), (125, 2727536), (140, 2435300), (142, 2401000), (175, 1948240), (196, 1739500), (200, 1704710), (245, 1391600), (250, 1363768), (280, 1217650), (284, 1200500), (343, 994000), (350, 974120), (355, 960400), (392, 869750), (400, 852355), (490, 695800), (497, 686000), (500, 681884), (560, 608825), (568, 600250), (686, 497000), (700, 487060), (710, 480200), (784, 434875), (875, 389648), (980, 347900), (994, 343000), (1000, 340942), (1136, 300125), (1225, 278320), (1372, 248500), (1400, 243530), (1420, 240100), (1715, 198800), (1750, 194824), (1775, 192080), (1960, 173950), (1988, 171500), (2000, 170471), (2401, 142000), (2450, 139160), (2485, 137200), (2744, 124250), (2800, 121765), (2840, 120050), (3430, 99400), (3479, 98000), (3500, 97412), (3550, 96040), (3920, 86975), (3976, 85750), (4802, 71000), (4900, 69580), (4970, 68600), (5488, 62125), (5680, 60025), (6125, 55664), (6860, 49700), (6958, 49000), (7000, 48706), (7100, 48020), (7952, 42875), (8575, 39760), (8875, 38416), (9604, 35500), (9800, 34790), (9940, 34300), (12005, 28400), (12250, 27832), (12425, 27440), (13720, 24850), (13916, 24500), (14000, 24353), (14200, 24010), (17150, 19880), (17395, 19600), (17750, 19208)]