51793380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{167}}^1\times {\mathrm{1723}}^1$

素因数の和:1905

約数の個数: 72

約数和(自身を含む): 158139072

約数和(自身を除く): 106345692

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 167, 180, 334, 501, 668, 835, 1002, 1503, 1670, 1723, 2004, 2505, 3006, 3340, 3446, 5010, 5169, 6012, 6892, 7515, 8615, 10020, 10338, 15030, 15507, 17230, 20676, 25845, 30060, 31014, 34460, 51690, 62028, 77535, 103380, 155070, 287741, 310140, 575482, 863223, 1150964, 1438705, 1726446, 2589669, 2877410, 3452892, 4316115, 5179338, 5754820, 8632230, 10358676, 12948345, 17264460, 25896690, 51793380]

約数ペア:

[(1, 51793380), (2, 25896690), (3, 17264460), (4, 12948345), (5, 10358676), (6, 8632230), (9, 5754820), (10, 5179338), (12, 4316115), (15, 3452892), (18, 2877410), (20, 2589669), (30, 1726446), (36, 1438705), (45, 1150964), (60, 863223), (90, 575482), (167, 310140), (180, 287741), (334, 155070), (501, 103380), (668, 77535), (835, 62028), (1002, 51690), (1503, 34460), (1670, 31014), (1723, 30060), (2004, 25845), (2505, 20676), (3006, 17230), (3340, 15507), (3446, 15030), (5010, 10338), (5169, 10020), (6012, 8615), (6892, 7515)]