272544860

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{3917}}^1$

素因数の和:4011

約数の個数: 72

約数和(自身を含む): 675337824

約数和(自身を除く): 402792964

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 71, 98, 140, 142, 196, 245, 284, 355, 490, 497, 710, 980, 994, 1420, 1988, 2485, 3479, 3917, 4970, 6958, 7834, 9940, 13916, 15668, 17395, 19585, 27419, 34790, 39170, 54838, 69580, 78340, 109676, 137095, 191933, 274190, 278107, 383866, 548380, 556214, 767732, 959665, 1112428, 1390535, 1919330, 1946749, 2781070, 3838660, 3893498, 5562140, 7786996, 9733745, 13627243, 19467490, 27254486, 38934980, 54508972, 68136215, 136272430, 272544860]

約数ペア:

[(1, 272544860), (2, 136272430), (4, 68136215), (5, 54508972), (7, 38934980), (10, 27254486), (14, 19467490), (20, 13627243), (28, 9733745), (35, 7786996), (49, 5562140), (70, 3893498), (71, 3838660), (98, 2781070), (140, 1946749), (142, 1919330), (196, 1390535), (245, 1112428), (284, 959665), (355, 767732), (490, 556214), (497, 548380), (710, 383866), (980, 278107), (994, 274190), (1420, 191933), (1988, 137095), (2485, 109676), (3479, 78340), (3917, 69580), (4970, 54838), (6958, 39170), (7834, 34790), (9940, 27419), (13916, 19585), (15668, 17395)]