168108540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{31481}}^1$

素因数の和:31582

約数の個数: 48

約数和(自身を含む): 476007840

約数和(自身を除く): 307899300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 89, 178, 267, 356, 445, 534, 890, 1068, 1335, 1780, 2670, 5340, 31481, 62962, 94443, 125924, 157405, 188886, 314810, 377772, 472215, 629620, 944430, 1888860, 2801809, 5603618, 8405427, 11207236, 14009045, 16810854, 28018090, 33621708, 42027135, 56036180, 84054270, 168108540]

約数ペア:

[(1, 168108540), (2, 84054270), (3, 56036180), (4, 42027135), (5, 33621708), (6, 28018090), (10, 16810854), (12, 14009045), (15, 11207236), (20, 8405427), (30, 5603618), (60, 2801809), (89, 1888860), (178, 944430), (267, 629620), (356, 472215), (445, 377772), (534, 314810), (890, 188886), (1068, 157405), (1335, 125924), (1780, 94443), (2670, 62962), (5340, 31481)]