123720100

素因数分解:

$2^2\times 5^2\times 7^3\times {\mathrm{3607}}^1$

素因数の和:3642

約数の個数: 72

約数和(自身を含む): 313174400

約数和(自身を除く): 189454300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 140, 175, 196, 245, 343, 350, 490, 686, 700, 980, 1225, 1372, 1715, 2450, 3430, 3607, 4900, 6860, 7214, 8575, 14428, 17150, 18035, 25249, 34300, 36070, 50498, 72140, 90175, 100996, 126245, 176743, 180350, 252490, 353486, 360700, 504980, 631225, 706972, 883715, 1237201, 1262450, 1767430, 2474402, 2524900, 3534860, 4418575, 4948804, 6186005, 8837150, 12372010, 17674300, 24744020, 30930025, 61860050, 123720100]

約数ペア:

[(1, 123720100), (2, 61860050), (4, 30930025), (5, 24744020), (7, 17674300), (10, 12372010), (14, 8837150), (20, 6186005), (25, 4948804), (28, 4418575), (35, 3534860), (49, 2524900), (50, 2474402), (70, 1767430), (98, 1262450), (100, 1237201), (140, 883715), (175, 706972), (196, 631225), (245, 504980), (343, 360700), (350, 353486), (490, 252490), (686, 180350), (700, 176743), (980, 126245), (1225, 100996), (1372, 90175), (1715, 72140), (2450, 50498), (3430, 36070), (3607, 34300), (4900, 25249), (6860, 18035), (7214, 17150), (8575, 14428)]