1778706945

素因数分解:

$3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{2383}}^1$

素因数の和:2516

約数の個数: 80

約数和(自身を含む): 3392336640

約数和(自身を除く): 1613629695

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 81, 95, 97, 135, 171, 285, 291, 405, 485, 513, 855, 873, 1455, 1539, 1843, 2383, 2565, 2619, 4365, 5529, 7149, 7695, 7857, 9215, 11915, 13095, 16587, 21447, 27645, 35745, 39285, 45277, 49761, 64341, 82935, 107235, 135831, 149283, 193023, 226385, 231151, 248805, 321705, 407493, 679155, 693453, 746415, 965115, 1155755, 1222479, 2037465, 2080359, 3467265, 3667437, 4391869, 6112395, 6241077, 10401795, 13175607, 18337185, 18723231, 21959345, 31205385, 39526821, 65878035, 93616155, 118580463, 197634105, 355741389, 592902315, 1778706945]

約数ペア:

[(1, 1778706945), (3, 592902315), (5, 355741389), (9, 197634105), (15, 118580463), (19, 93616155), (27, 65878035), (45, 39526821), (57, 31205385), (81, 21959345), (95, 18723231), (97, 18337185), (135, 13175607), (171, 10401795), (285, 6241077), (291, 6112395), (405, 4391869), (485, 3667437), (513, 3467265), (855, 2080359), (873, 2037465), (1455, 1222479), (1539, 1155755), (1843, 965115), (2383, 746415), (2565, 693453), (2619, 679155), (4365, 407493), (5529, 321705), (7149, 248805), (7695, 231151), (7857, 226385), (9215, 193023), (11915, 149283), (13095, 135831), (16587, 107235), (21447, 82935), (27645, 64341), (35745, 49761), (39285, 45277)]