12254940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{661}}^1$

素因数の和:779

約数の個数: 72

約数和(自身を含む): 37591008

約数和(自身を除く): 25336068

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 103, 180, 206, 309, 412, 515, 618, 661, 927, 1030, 1236, 1322, 1545, 1854, 1983, 2060, 2644, 3090, 3305, 3708, 3966, 4635, 5949, 6180, 6610, 7932, 9270, 9915, 11898, 13220, 18540, 19830, 23796, 29745, 39660, 59490, 68083, 118980, 136166, 204249, 272332, 340415, 408498, 612747, 680830, 816996, 1021245, 1225494, 1361660, 2042490, 2450988, 3063735, 4084980, 6127470, 12254940]

約数ペア:

[(1, 12254940), (2, 6127470), (3, 4084980), (4, 3063735), (5, 2450988), (6, 2042490), (9, 1361660), (10, 1225494), (12, 1021245), (15, 816996), (18, 680830), (20, 612747), (30, 408498), (36, 340415), (45, 272332), (60, 204249), (90, 136166), (103, 118980), (180, 68083), (206, 59490), (309, 39660), (412, 29745), (515, 23796), (618, 19830), (661, 18540), (927, 13220), (1030, 11898), (1236, 9915), (1322, 9270), (1545, 7932), (1854, 6610), (1983, 6180), (2060, 5949), (2644, 4635), (3090, 3966), (3305, 3708)]