121956800

素因数分解:

$2^6\times 5^2\times 7^1\times {\mathrm{10889}}^1$

素因数の和:10918

約数の個数: 84

約数和(自身を含む): 342991440

約数和(自身を除く): 221034640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 64, 70, 80, 100, 112, 140, 160, 175, 200, 224, 280, 320, 350, 400, 448, 560, 700, 800, 1120, 1400, 1600, 2240, 2800, 5600, 10889, 11200, 21778, 43556, 54445, 76223, 87112, 108890, 152446, 174224, 217780, 272225, 304892, 348448, 381115, 435560, 544450, 609784, 696896, 762230, 871120, 1088900, 1219568, 1524460, 1742240, 1905575, 2177800, 2439136, 3048920, 3484480, 3811150, 4355600, 4878272, 6097840, 7622300, 8711200, 12195680, 15244600, 17422400, 24391360, 30489200, 60978400, 121956800]

約数ペア:

[(1, 121956800), (2, 60978400), (4, 30489200), (5, 24391360), (7, 17422400), (8, 15244600), (10, 12195680), (14, 8711200), (16, 7622300), (20, 6097840), (25, 4878272), (28, 4355600), (32, 3811150), (35, 3484480), (40, 3048920), (50, 2439136), (56, 2177800), (64, 1905575), (70, 1742240), (80, 1524460), (100, 1219568), (112, 1088900), (140, 871120), (160, 762230), (175, 696896), (200, 609784), (224, 544450), (280, 435560), (320, 381115), (350, 348448), (400, 304892), (448, 272225), (560, 217780), (700, 174224), (800, 152446), (1120, 108890), (1400, 87112), (1600, 76223), (2240, 54445), (2800, 43556), (5600, 21778), (10889, 11200)]