123119680

素因数分解:

$2^6\times 5^1\times {\mathrm{71}}^1\times {\mathrm{5419}}^1$

素因数の和:5507

約数の個数: 56

約数和(自身を含む): 297362880

約数和(自身を除く): 174243200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 142, 160, 284, 320, 355, 568, 710, 1136, 1420, 2272, 2840, 4544, 5419, 5680, 10838, 11360, 21676, 22720, 27095, 43352, 54190, 86704, 108380, 173408, 216760, 346816, 384749, 433520, 769498, 867040, 1538996, 1734080, 1923745, 3077992, 3847490, 6155984, 7694980, 12311968, 15389960, 24623936, 30779920, 61559840, 123119680]

約数ペア:

[(1, 123119680), (2, 61559840), (4, 30779920), (5, 24623936), (8, 15389960), (10, 12311968), (16, 7694980), (20, 6155984), (32, 3847490), (40, 3077992), (64, 1923745), (71, 1734080), (80, 1538996), (142, 867040), (160, 769498), (284, 433520), (320, 384749), (355, 346816), (568, 216760), (710, 173408), (1136, 108380), (1420, 86704), (2272, 54190), (2840, 43352), (4544, 27095), (5419, 22720), (5680, 21676), (10838, 11360)]