206663640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{439}}^1\times {\mathrm{3923}}^1$

素因数の和:4376

約数の個数: 64

約数和(自身を含む): 621561600

約数和(自身を除く): 414897960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 439, 878, 1317, 1756, 2195, 2634, 3512, 3923, 4390, 5268, 6585, 7846, 8780, 10536, 11769, 13170, 15692, 17560, 19615, 23538, 26340, 31384, 39230, 47076, 52680, 58845, 78460, 94152, 117690, 156920, 235380, 470760, 1722197, 3444394, 5166591, 6888788, 8610985, 10333182, 13777576, 17221970, 20666364, 25832955, 34443940, 41332728, 51665910, 68887880, 103331820, 206663640]

約数ペア:

[(1, 206663640), (2, 103331820), (3, 68887880), (4, 51665910), (5, 41332728), (6, 34443940), (8, 25832955), (10, 20666364), (12, 17221970), (15, 13777576), (20, 10333182), (24, 8610985), (30, 6888788), (40, 5166591), (60, 3444394), (120, 1722197), (439, 470760), (878, 235380), (1317, 156920), (1756, 117690), (2195, 94152), (2634, 78460), (3512, 58845), (3923, 52680), (4390, 47076), (5268, 39230), (6585, 31384), (7846, 26340), (8780, 23538), (10536, 19615), (11769, 17560), (13170, 15692)]