208005570

素因数分解:

$2^1\times 3^7\times 5^1\times {\mathrm{9511}}^1$

素因数の和:9539

約数の個数: 64

約数和(自身を含む): 561588480

約数和(自身を除く): 353582910

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 243, 270, 405, 486, 729, 810, 1215, 1458, 2187, 2430, 3645, 4374, 7290, 9511, 10935, 19022, 21870, 28533, 47555, 57066, 85599, 95110, 142665, 171198, 256797, 285330, 427995, 513594, 770391, 855990, 1283985, 1540782, 2311173, 2567970, 3851955, 4622346, 6933519, 7703910, 11555865, 13867038, 20800557, 23111730, 34667595, 41601114, 69335190, 104002785, 208005570]

約数ペア:

[(1, 208005570), (2, 104002785), (3, 69335190), (5, 41601114), (6, 34667595), (9, 23111730), (10, 20800557), (15, 13867038), (18, 11555865), (27, 7703910), (30, 6933519), (45, 4622346), (54, 3851955), (81, 2567970), (90, 2311173), (135, 1540782), (162, 1283985), (243, 855990), (270, 770391), (405, 513594), (486, 427995), (729, 285330), (810, 256797), (1215, 171198), (1458, 142665), (2187, 95110), (2430, 85599), (3645, 57066), (4374, 47555), (7290, 28533), (9511, 21870), (10935, 19022)]