198510180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{739}}^1$

素因数の和:810

約数の個数: 144

約数和(自身を含む): 628313280

約数和(自身を除く): 429803100

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 37, 44, 55, 60, 66, 74, 110, 111, 121, 132, 148, 165, 185, 220, 222, 242, 330, 363, 370, 407, 444, 484, 555, 605, 660, 726, 739, 740, 814, 1110, 1210, 1221, 1452, 1478, 1628, 1815, 2035, 2217, 2220, 2420, 2442, 2956, 3630, 3695, 4070, 4434, 4477, 4884, 6105, 7260, 7390, 8129, 8140, 8868, 8954, 11085, 12210, 13431, 14780, 16258, 17908, 22170, 22385, 24387, 24420, 26862, 27343, 32516, 40645, 44340, 44770, 48774, 53724, 54686, 67155, 81290, 82029, 89419, 89540, 97548, 109372, 121935, 134310, 136715, 162580, 164058, 178838, 243870, 268257, 268620, 273430, 300773, 328116, 357676, 410145, 447095, 487740, 536514, 546860, 601546, 820290, 894190, 902319, 1073028, 1203092, 1341285, 1503865, 1640580, 1788380, 1804638, 2682570, 3007730, 3308503, 3609276, 4511595, 5365140, 6015460, 6617006, 9023190, 9925509, 13234012, 16542515, 18046380, 19851018, 33085030, 39702036, 49627545, 66170060, 99255090, 198510180]

約数ペア:

[(1, 198510180), (2, 99255090), (3, 66170060), (4, 49627545), (5, 39702036), (6, 33085030), (10, 19851018), (11, 18046380), (12, 16542515), (15, 13234012), (20, 9925509), (22, 9023190), (30, 6617006), (33, 6015460), (37, 5365140), (44, 4511595), (55, 3609276), (60, 3308503), (66, 3007730), (74, 2682570), (110, 1804638), (111, 1788380), (121, 1640580), (132, 1503865), (148, 1341285), (165, 1203092), (185, 1073028), (220, 902319), (222, 894190), (242, 820290), (330, 601546), (363, 546860), (370, 536514), (407, 487740), (444, 447095), (484, 410145), (555, 357676), (605, 328116), (660, 300773), (726, 273430), (739, 268620), (740, 268257), (814, 243870), (1110, 178838), (1210, 164058), (1221, 162580), (1452, 136715), (1478, 134310), (1628, 121935), (1815, 109372), (2035, 97548), (2217, 89540), (2220, 89419), (2420, 82029), (2442, 81290), (2956, 67155), (3630, 54686), (3695, 53724), (4070, 48774), (4434, 44770), (4477, 44340), (4884, 40645), (6105, 32516), (7260, 27343), (7390, 26862), (8129, 24420), (8140, 24387), (8868, 22385), (8954, 22170), (11085, 17908), (12210, 16258), (13431, 14780)]