123977910

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{419}}^1\times {\mathrm{1409}}^1$

素因数の和:1845

約数の個数: 64

約数和(自身を含む): 341107200

約数和(自身を除く): 217129290

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 419, 838, 1257, 1409, 2095, 2514, 2818, 2933, 4190, 4227, 5866, 6285, 7045, 8454, 8799, 9863, 12570, 14090, 14665, 17598, 19726, 21135, 29330, 29589, 42270, 43995, 49315, 59178, 87990, 98630, 147945, 295890, 590371, 1180742, 1771113, 2951855, 3542226, 4132597, 5903710, 8265194, 8855565, 12397791, 17711130, 20662985, 24795582, 41325970, 61988955, 123977910]

約数ペア:

[(1, 123977910), (2, 61988955), (3, 41325970), (5, 24795582), (6, 20662985), (7, 17711130), (10, 12397791), (14, 8855565), (15, 8265194), (21, 5903710), (30, 4132597), (35, 3542226), (42, 2951855), (70, 1771113), (105, 1180742), (210, 590371), (419, 295890), (838, 147945), (1257, 98630), (1409, 87990), (2095, 59178), (2514, 49315), (2818, 43995), (2933, 42270), (4190, 29589), (4227, 29330), (5866, 21135), (6285, 19726), (7045, 17598), (8454, 14665), (8799, 14090), (9863, 12570)]