61020540

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{5381}}^1$

素因数の和:5409

約数の個数: 120

約数和(自身を含む): 218810592

約数和(自身を除く): 157790052

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 252, 270, 315, 324, 378, 405, 420, 540, 567, 630, 756, 810, 945, 1134, 1260, 1620, 1890, 2268, 2835, 3780, 5381, 5670, 10762, 11340, 16143, 21524, 26905, 32286, 37667, 48429, 53810, 64572, 75334, 80715, 96858, 107620, 113001, 145287, 150668, 161430, 188335, 193716, 226002, 242145, 290574, 322860, 339003, 376670, 435861, 452004, 484290, 565005, 581148, 678006, 726435, 753340, 871722, 968580, 1017009, 1130010, 1356012, 1452870, 1695015, 1743444, 2034018, 2179305, 2260020, 2905740, 3051027, 3390030, 4068036, 4358610, 5085045, 6102054, 6780060, 8717220, 10170090, 12204108, 15255135, 20340180, 30510270, 61020540]

約数ペア:

[(1, 61020540), (2, 30510270), (3, 20340180), (4, 15255135), (5, 12204108), (6, 10170090), (7, 8717220), (9, 6780060), (10, 6102054), (12, 5085045), (14, 4358610), (15, 4068036), (18, 3390030), (20, 3051027), (21, 2905740), (27, 2260020), (28, 2179305), (30, 2034018), (35, 1743444), (36, 1695015), (42, 1452870), (45, 1356012), (54, 1130010), (60, 1017009), (63, 968580), (70, 871722), (81, 753340), (84, 726435), (90, 678006), (105, 581148), (108, 565005), (126, 484290), (135, 452004), (140, 435861), (162, 376670), (180, 339003), (189, 322860), (210, 290574), (252, 242145), (270, 226002), (315, 193716), (324, 188335), (378, 161430), (405, 150668), (420, 145287), (540, 113001), (567, 107620), (630, 96858), (756, 80715), (810, 75334), (945, 64572), (1134, 53810), (1260, 48429), (1620, 37667), (1890, 32286), (2268, 26905), (2835, 21524), (3780, 16143), (5381, 11340), (5670, 10762)]