118438400

素因数分解:

$2^9\times 5^2\times {\mathrm{19}}^1\times {\mathrm{487}}^1$

素因数の和:534

約数の個数: 120

約数和(自身を含む): 309518880

約数和(自身を除く): 191080480

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 50, 64, 76, 80, 95, 100, 128, 152, 160, 190, 200, 256, 304, 320, 380, 400, 475, 487, 512, 608, 640, 760, 800, 950, 974, 1216, 1280, 1520, 1600, 1900, 1948, 2432, 2435, 2560, 3040, 3200, 3800, 3896, 4864, 4870, 6080, 6400, 7600, 7792, 9253, 9728, 9740, 12160, 12175, 12800, 15200, 15584, 18506, 19480, 24320, 24350, 30400, 31168, 37012, 38960, 46265, 48640, 48700, 60800, 62336, 74024, 77920, 92530, 97400, 121600, 124672, 148048, 155840, 185060, 194800, 231325, 243200, 249344, 296096, 311680, 370120, 389600, 462650, 592192, 623360, 740240, 779200, 925300, 1184384, 1246720, 1480480, 1558400, 1850600, 2368768, 2960960, 3116800, 3701200, 4737536, 5921920, 6233600, 7402400, 11843840, 14804800, 23687680, 29609600, 59219200, 118438400]

約数ペア:

[(1, 118438400), (2, 59219200), (4, 29609600), (5, 23687680), (8, 14804800), (10, 11843840), (16, 7402400), (19, 6233600), (20, 5921920), (25, 4737536), (32, 3701200), (38, 3116800), (40, 2960960), (50, 2368768), (64, 1850600), (76, 1558400), (80, 1480480), (95, 1246720), (100, 1184384), (128, 925300), (152, 779200), (160, 740240), (190, 623360), (200, 592192), (256, 462650), (304, 389600), (320, 370120), (380, 311680), (400, 296096), (475, 249344), (487, 243200), (512, 231325), (608, 194800), (640, 185060), (760, 155840), (800, 148048), (950, 124672), (974, 121600), (1216, 97400), (1280, 92530), (1520, 77920), (1600, 74024), (1900, 62336), (1948, 60800), (2432, 48700), (2435, 48640), (2560, 46265), (3040, 38960), (3200, 37012), (3800, 31168), (3896, 30400), (4864, 24350), (4870, 24320), (6080, 19480), (6400, 18506), (7600, 15584), (7792, 15200), (9253, 12800), (9728, 12175), (9740, 12160)]