61020120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{72643}}^1$

素因数の和:72664

約数の個数: 64

約数和(自身を含む): 209214720

約数和(自身を除く): 148194600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 72643, 145286, 217929, 290572, 363215, 435858, 508501, 581144, 726430, 871716, 1017002, 1089645, 1452860, 1525503, 1743432, 2034004, 2179290, 2542505, 2905720, 3051006, 4068008, 4358580, 5085010, 6102012, 7627515, 8717160, 10170020, 12204024, 15255030, 20340040, 30510060, 61020120]

約数ペア:

[(1, 61020120), (2, 30510060), (3, 20340040), (4, 15255030), (5, 12204024), (6, 10170020), (7, 8717160), (8, 7627515), (10, 6102012), (12, 5085010), (14, 4358580), (15, 4068008), (20, 3051006), (21, 2905720), (24, 2542505), (28, 2179290), (30, 2034004), (35, 1743432), (40, 1525503), (42, 1452860), (56, 1089645), (60, 1017002), (70, 871716), (84, 726430), (105, 581144), (120, 508501), (140, 435858), (168, 363215), (210, 290572), (280, 217929), (420, 145286), (840, 72643)]