380328780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{487601}}^1$

素因数の和:487626

約数の個数: 48

約数和(自身を含む): 1146839904

約数和(自身を除く): 766511124

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 487601, 975202, 1462803, 1950404, 2438005, 2925606, 4876010, 5851212, 6338813, 7314015, 9752020, 12677626, 14628030, 19016439, 25355252, 29256060, 31694065, 38032878, 63388130, 76065756, 95082195, 126776260, 190164390, 380328780]

約数ペア:

[(1, 380328780), (2, 190164390), (3, 126776260), (4, 95082195), (5, 76065756), (6, 63388130), (10, 38032878), (12, 31694065), (13, 29256060), (15, 25355252), (20, 19016439), (26, 14628030), (30, 12677626), (39, 9752020), (52, 7314015), (60, 6338813), (65, 5851212), (78, 4876010), (130, 2925606), (156, 2438005), (195, 1950404), (260, 1462803), (390, 975202), (780, 487601)]