73405780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^2\times {\mathrm{383}}^1$

素因数の和:473

約数の個数: 72

約数和(自身を含む): 181536768

約数和(自身を除く): 108130988

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 259, 370, 383, 518, 740, 766, 1036, 1295, 1369, 1532, 1915, 2590, 2681, 2738, 3830, 5180, 5362, 5476, 6845, 7660, 9583, 10724, 13405, 13690, 14171, 19166, 26810, 27380, 28342, 38332, 47915, 53620, 56684, 70855, 95830, 99197, 141710, 191660, 198394, 283420, 396788, 495985, 524327, 991970, 1048654, 1983940, 2097308, 2621635, 3670289, 5243270, 7340578, 10486540, 14681156, 18351445, 36702890, 73405780]

約数ペア:

[(1, 73405780), (2, 36702890), (4, 18351445), (5, 14681156), (7, 10486540), (10, 7340578), (14, 5243270), (20, 3670289), (28, 2621635), (35, 2097308), (37, 1983940), (70, 1048654), (74, 991970), (140, 524327), (148, 495985), (185, 396788), (259, 283420), (370, 198394), (383, 191660), (518, 141710), (740, 99197), (766, 95830), (1036, 70855), (1295, 56684), (1369, 53620), (1532, 47915), (1915, 38332), (2590, 28342), (2681, 27380), (2738, 26810), (3830, 19166), (5180, 14171), (5362, 13690), (5476, 13405), (6845, 10724), (7660, 9583)]