17720370

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{131}}^1\times {\mathrm{167}}^1$

素因数の和:317

約数の個数: 80

約数和(自身を含む): 48299328

約数和(自身を除く): 30578958

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 131, 135, 162, 167, 262, 270, 334, 393, 405, 501, 655, 786, 810, 835, 1002, 1179, 1310, 1503, 1670, 1965, 2358, 2505, 3006, 3537, 3930, 4509, 5010, 5895, 7074, 7515, 9018, 10611, 11790, 13527, 15030, 17685, 21222, 21877, 22545, 27054, 35370, 43754, 45090, 53055, 65631, 67635, 106110, 109385, 131262, 135270, 196893, 218770, 328155, 393786, 590679, 656310, 984465, 1181358, 1772037, 1968930, 2953395, 3544074, 5906790, 8860185, 17720370]

約数ペア:

[(1, 17720370), (2, 8860185), (3, 5906790), (5, 3544074), (6, 2953395), (9, 1968930), (10, 1772037), (15, 1181358), (18, 984465), (27, 656310), (30, 590679), (45, 393786), (54, 328155), (81, 218770), (90, 196893), (131, 135270), (135, 131262), (162, 109385), (167, 106110), (262, 67635), (270, 65631), (334, 53055), (393, 45090), (405, 43754), (501, 35370), (655, 27054), (786, 22545), (810, 21877), (835, 21222), (1002, 17685), (1179, 15030), (1310, 13527), (1503, 11790), (1670, 10611), (1965, 9018), (2358, 7515), (2505, 7074), (3006, 5895), (3537, 5010), (3930, 4509)]