78070860

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{61961}}^1$

素因数の和:61983

約数の個数: 72

約数和(自身を含む): 270650016

約数和(自身を除く): 192579156

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 61961, 123922, 185883, 247844, 309805, 371766, 433727, 557649, 619610, 743532, 867454, 929415, 1115298, 1239220, 1301181, 1734908, 1858830, 2168635, 2230596, 2602362, 2788245, 3717660, 3903543, 4337270, 5204724, 5576490, 6505905, 7807086, 8674540, 11152980, 13011810, 15614172, 19517715, 26023620, 39035430, 78070860]

約数ペア:

[(1, 78070860), (2, 39035430), (3, 26023620), (4, 19517715), (5, 15614172), (6, 13011810), (7, 11152980), (9, 8674540), (10, 7807086), (12, 6505905), (14, 5576490), (15, 5204724), (18, 4337270), (20, 3903543), (21, 3717660), (28, 2788245), (30, 2602362), (35, 2230596), (36, 2168635), (42, 1858830), (45, 1734908), (60, 1301181), (63, 1239220), (70, 1115298), (84, 929415), (90, 867454), (105, 743532), (126, 619610), (140, 557649), (180, 433727), (210, 371766), (252, 309805), (315, 247844), (420, 185883), (630, 123922), (1260, 61961)]