128204340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17659}}^1$

素因数の和:17693

約数の個数: 72

約数和(自身を含む): 394595040

約数和(自身を除く): 266390700

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 121, 132, 165, 220, 242, 330, 363, 484, 605, 660, 726, 1210, 1452, 1815, 2420, 3630, 7260, 17659, 35318, 52977, 70636, 88295, 105954, 176590, 194249, 211908, 264885, 353180, 388498, 529770, 582747, 776996, 971245, 1059540, 1165494, 1942490, 2136739, 2330988, 2913735, 3884980, 4273478, 5827470, 6410217, 8546956, 10683695, 11654940, 12820434, 21367390, 25640868, 32051085, 42734780, 64102170, 128204340]

約数ペア:

[(1, 128204340), (2, 64102170), (3, 42734780), (4, 32051085), (5, 25640868), (6, 21367390), (10, 12820434), (11, 11654940), (12, 10683695), (15, 8546956), (20, 6410217), (22, 5827470), (30, 4273478), (33, 3884980), (44, 2913735), (55, 2330988), (60, 2136739), (66, 1942490), (110, 1165494), (121, 1059540), (132, 971245), (165, 776996), (220, 582747), (242, 529770), (330, 388498), (363, 353180), (484, 264885), (605, 211908), (660, 194249), (726, 176590), (1210, 105954), (1452, 88295), (1815, 70636), (2420, 52977), (3630, 35318), (7260, 17659)]