218818260

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{293}}^1\times {\mathrm{461}}^1$

素因数の和:775

約数の個数: 120

約数和(自身を含む): 690277896

約数和(自身を除く): 471459636

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 293, 324, 405, 461, 540, 586, 810, 879, 922, 1172, 1383, 1465, 1620, 1758, 1844, 2305, 2637, 2766, 2930, 3516, 4149, 4395, 4610, 5274, 5532, 5860, 6915, 7911, 8298, 8790, 9220, 10548, 12447, 13185, 13830, 15822, 16596, 17580, 20745, 23733, 24894, 26370, 27660, 31644, 37341, 39555, 41490, 47466, 49788, 52740, 62235, 74682, 79110, 82980, 94932, 118665, 124470, 135073, 149364, 158220, 186705, 237330, 248940, 270146, 373410, 405219, 474660, 540292, 675365, 746820, 810438, 1215657, 1350730, 1620876, 2026095, 2431314, 2701460, 3646971, 4052190, 4862628, 6078285, 7293942, 8104380, 10940913, 12156570, 14587884, 18234855, 21881826, 24313140, 36469710, 43763652, 54704565, 72939420, 109409130, 218818260]

約数ペア:

[(1, 218818260), (2, 109409130), (3, 72939420), (4, 54704565), (5, 43763652), (6, 36469710), (9, 24313140), (10, 21881826), (12, 18234855), (15, 14587884), (18, 12156570), (20, 10940913), (27, 8104380), (30, 7293942), (36, 6078285), (45, 4862628), (54, 4052190), (60, 3646971), (81, 2701460), (90, 2431314), (108, 2026095), (135, 1620876), (162, 1350730), (180, 1215657), (270, 810438), (293, 746820), (324, 675365), (405, 540292), (461, 474660), (540, 405219), (586, 373410), (810, 270146), (879, 248940), (922, 237330), (1172, 186705), (1383, 158220), (1465, 149364), (1620, 135073), (1758, 124470), (1844, 118665), (2305, 94932), (2637, 82980), (2766, 79110), (2930, 74682), (3516, 62235), (4149, 52740), (4395, 49788), (4610, 47466), (5274, 41490), (5532, 39555), (5860, 37341), (6915, 31644), (7911, 27660), (8298, 26370), (8790, 24894), (9220, 23733), (10548, 20745), (12447, 17580), (13185, 16596), (13830, 15822)]