172068400

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{8779}}^1$

素因数の和:8811

約数の個数: 90

約数和(自身を含む): 480942060

約数和(自身を除く): 308873660

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 140, 175, 196, 200, 245, 280, 350, 392, 400, 490, 560, 700, 784, 980, 1225, 1400, 1960, 2450, 2800, 3920, 4900, 8779, 9800, 17558, 19600, 35116, 43895, 61453, 70232, 87790, 122906, 140464, 175580, 219475, 245812, 307265, 351160, 430171, 438950, 491624, 614530, 702320, 860342, 877900, 983248, 1229060, 1536325, 1720684, 1755800, 2150855, 2458120, 3072650, 3441368, 3511600, 4301710, 4916240, 6145300, 6882736, 8603420, 10754275, 12290600, 17206840, 21508550, 24581200, 34413680, 43017100, 86034200, 172068400]

約数ペア:

[(1, 172068400), (2, 86034200), (4, 43017100), (5, 34413680), (7, 24581200), (8, 21508550), (10, 17206840), (14, 12290600), (16, 10754275), (20, 8603420), (25, 6882736), (28, 6145300), (35, 4916240), (40, 4301710), (49, 3511600), (50, 3441368), (56, 3072650), (70, 2458120), (80, 2150855), (98, 1755800), (100, 1720684), (112, 1536325), (140, 1229060), (175, 983248), (196, 877900), (200, 860342), (245, 702320), (280, 614530), (350, 491624), (392, 438950), (400, 430171), (490, 351160), (560, 307265), (700, 245812), (784, 219475), (980, 175580), (1225, 140464), (1400, 122906), (1960, 87790), (2450, 70232), (2800, 61453), (3920, 43895), (4900, 35116), (8779, 19600), (9800, 17558)]