207655960

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{1723}}^1$

素因数の和:1888

約数の個数: 64

約数和(自身を含む): 491546880

約数和(自身を除く): 283890920

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 131, 184, 230, 262, 460, 524, 655, 920, 1048, 1310, 1723, 2620, 3013, 3446, 5240, 6026, 6892, 8615, 12052, 13784, 15065, 17230, 24104, 30130, 34460, 39629, 60260, 68920, 79258, 120520, 158516, 198145, 225713, 317032, 396290, 451426, 792580, 902852, 1128565, 1585160, 1805704, 2257130, 4514260, 5191399, 9028520, 10382798, 20765596, 25956995, 41531192, 51913990, 103827980, 207655960]

約数ペア:

[(1, 207655960), (2, 103827980), (4, 51913990), (5, 41531192), (8, 25956995), (10, 20765596), (20, 10382798), (23, 9028520), (40, 5191399), (46, 4514260), (92, 2257130), (115, 1805704), (131, 1585160), (184, 1128565), (230, 902852), (262, 792580), (460, 451426), (524, 396290), (655, 317032), (920, 225713), (1048, 198145), (1310, 158516), (1723, 120520), (2620, 79258), (3013, 68920), (3446, 60260), (5240, 39629), (6026, 34460), (6892, 30130), (8615, 24104), (12052, 17230), (13784, 15065)]