158916800

素因数分解:

$2^6\times 5^2\times 7^2\times {\mathrm{2027}}^1$

素因数の和:2063

約数の個数: 126

約数和(自身を含む): 455101452

約数和(自身を除く): 296184652

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 64, 70, 80, 98, 100, 112, 140, 160, 175, 196, 200, 224, 245, 280, 320, 350, 392, 400, 448, 490, 560, 700, 784, 800, 980, 1120, 1225, 1400, 1568, 1600, 1960, 2027, 2240, 2450, 2800, 3136, 3920, 4054, 4900, 5600, 7840, 8108, 9800, 10135, 11200, 14189, 15680, 16216, 19600, 20270, 28378, 32432, 39200, 40540, 50675, 56756, 64864, 70945, 78400, 81080, 99323, 101350, 113512, 129728, 141890, 162160, 198646, 202700, 227024, 283780, 324320, 354725, 397292, 405400, 454048, 496615, 567560, 648640, 709450, 794584, 810800, 908096, 993230, 1135120, 1418900, 1589168, 1621600, 1986460, 2270240, 2483075, 2837800, 3178336, 3243200, 3972920, 4540480, 4966150, 5675600, 6356672, 7945840, 9932300, 11351200, 15891680, 19864600, 22702400, 31783360, 39729200, 79458400, 158916800]

約数ペア:

[(1, 158916800), (2, 79458400), (4, 39729200), (5, 31783360), (7, 22702400), (8, 19864600), (10, 15891680), (14, 11351200), (16, 9932300), (20, 7945840), (25, 6356672), (28, 5675600), (32, 4966150), (35, 4540480), (40, 3972920), (49, 3243200), (50, 3178336), (56, 2837800), (64, 2483075), (70, 2270240), (80, 1986460), (98, 1621600), (100, 1589168), (112, 1418900), (140, 1135120), (160, 993230), (175, 908096), (196, 810800), (200, 794584), (224, 709450), (245, 648640), (280, 567560), (320, 496615), (350, 454048), (392, 405400), (400, 397292), (448, 354725), (490, 324320), (560, 283780), (700, 227024), (784, 202700), (800, 198646), (980, 162160), (1120, 141890), (1225, 129728), (1400, 113512), (1568, 101350), (1600, 99323), (1960, 81080), (2027, 78400), (2240, 70945), (2450, 64864), (2800, 56756), (3136, 50675), (3920, 40540), (4054, 39200), (4900, 32432), (5600, 28378), (7840, 20270), (8108, 19600), (9800, 16216), (10135, 15680), (11200, 14189)]