721034730

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{205423}}^1$

素因数の和:205452

約数の個数: 64

約数和(自身を含む): 2070673920

約数和(自身を除く): 1349639190

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 90, 117, 130, 135, 195, 234, 270, 351, 390, 585, 702, 1170, 1755, 3510, 205423, 410846, 616269, 1027115, 1232538, 1848807, 2054230, 2670499, 3081345, 3697614, 5340998, 5546421, 6162690, 8011497, 9244035, 11092842, 13352495, 16022994, 18488070, 24034491, 26704990, 27732105, 40057485, 48068982, 55464210, 72103473, 80114970, 120172455, 144206946, 240344910, 360517365, 721034730]

約数ペア:

[(1, 721034730), (2, 360517365), (3, 240344910), (5, 144206946), (6, 120172455), (9, 80114970), (10, 72103473), (13, 55464210), (15, 48068982), (18, 40057485), (26, 27732105), (27, 26704990), (30, 24034491), (39, 18488070), (45, 16022994), (54, 13352495), (65, 11092842), (78, 9244035), (90, 8011497), (117, 6162690), (130, 5546421), (135, 5340998), (195, 3697614), (234, 3081345), (270, 2670499), (351, 2054230), (390, 1848807), (585, 1232538), (702, 1027115), (1170, 616269), (1755, 410846), (3510, 205423)]