12864720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{443}}^1$

素因数の和:481

約数の個数: 120

約数和(自身を含む): 43934688

約数和(自身を除く): 31069968

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 121, 132, 165, 176, 220, 240, 242, 264, 330, 363, 440, 443, 484, 528, 605, 660, 726, 880, 886, 968, 1210, 1320, 1329, 1452, 1772, 1815, 1936, 2215, 2420, 2640, 2658, 2904, 3544, 3630, 4430, 4840, 4873, 5316, 5808, 6645, 7088, 7260, 8860, 9680, 9746, 10632, 13290, 14520, 14619, 17720, 19492, 21264, 24365, 26580, 29040, 29238, 35440, 38984, 48730, 53160, 53603, 58476, 73095, 77968, 97460, 106320, 107206, 116952, 146190, 160809, 194920, 214412, 233904, 268015, 292380, 321618, 389840, 428824, 536030, 584760, 643236, 804045, 857648, 1072060, 1169520, 1286472, 1608090, 2144120, 2572944, 3216180, 4288240, 6432360, 12864720]

約数ペア:

[(1, 12864720), (2, 6432360), (3, 4288240), (4, 3216180), (5, 2572944), (6, 2144120), (8, 1608090), (10, 1286472), (11, 1169520), (12, 1072060), (15, 857648), (16, 804045), (20, 643236), (22, 584760), (24, 536030), (30, 428824), (33, 389840), (40, 321618), (44, 292380), (48, 268015), (55, 233904), (60, 214412), (66, 194920), (80, 160809), (88, 146190), (110, 116952), (120, 107206), (121, 106320), (132, 97460), (165, 77968), (176, 73095), (220, 58476), (240, 53603), (242, 53160), (264, 48730), (330, 38984), (363, 35440), (440, 29238), (443, 29040), (484, 26580), (528, 24365), (605, 21264), (660, 19492), (726, 17720), (880, 14619), (886, 14520), (968, 13290), (1210, 10632), (1320, 9746), (1329, 9680), (1452, 8860), (1772, 7260), (1815, 7088), (1936, 6645), (2215, 5808), (2420, 5316), (2640, 4873), (2658, 4840), (2904, 4430), (3544, 3630)]