143897320

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{73417}}^1$

素因数の和:73442

約数の個数: 48

約数和(自身を含む): 376634340

約数和(自身を除く): 232737020

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 73417, 146834, 293668, 367085, 513919, 587336, 734170, 1027838, 1468340, 2055676, 2569595, 2936680, 3597433, 4111352, 5139190, 7194866, 10278380, 14389732, 17987165, 20556760, 28779464, 35974330, 71948660, 143897320]

約数ペア:

[(1, 143897320), (2, 71948660), (4, 35974330), (5, 28779464), (7, 20556760), (8, 17987165), (10, 14389732), (14, 10278380), (20, 7194866), (28, 5139190), (35, 4111352), (40, 3597433), (49, 2936680), (56, 2569595), (70, 2055676), (98, 1468340), (140, 1027838), (196, 734170), (245, 587336), (280, 513919), (392, 367085), (490, 293668), (980, 146834), (1960, 73417)]