51870420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{5881}}^1$

素因数の和:5910

約数の個数: 108

約数和(自身を含む): 183059604

約数和(自身を除く): 131189184

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 420, 441, 490, 588, 630, 735, 882, 980, 1260, 1470, 1764, 2205, 2940, 4410, 5881, 8820, 11762, 17643, 23524, 29405, 35286, 41167, 52929, 58810, 70572, 82334, 88215, 105858, 117620, 123501, 164668, 176430, 205835, 211716, 247002, 264645, 288169, 352860, 370503, 411670, 494004, 529290, 576338, 617505, 741006, 823340, 864507, 1058580, 1152676, 1235010, 1440845, 1482012, 1729014, 1852515, 2470020, 2593521, 2881690, 3458028, 3705030, 4322535, 5187042, 5763380, 7410060, 8645070, 10374084, 12967605, 17290140, 25935210, 51870420]

約数ペア:

[(1, 51870420), (2, 25935210), (3, 17290140), (4, 12967605), (5, 10374084), (6, 8645070), (7, 7410060), (9, 5763380), (10, 5187042), (12, 4322535), (14, 3705030), (15, 3458028), (18, 2881690), (20, 2593521), (21, 2470020), (28, 1852515), (30, 1729014), (35, 1482012), (36, 1440845), (42, 1235010), (45, 1152676), (49, 1058580), (60, 864507), (63, 823340), (70, 741006), (84, 617505), (90, 576338), (98, 529290), (105, 494004), (126, 411670), (140, 370503), (147, 352860), (180, 288169), (196, 264645), (210, 247002), (245, 211716), (252, 205835), (294, 176430), (315, 164668), (420, 123501), (441, 117620), (490, 105858), (588, 88215), (630, 82334), (735, 70572), (882, 58810), (980, 52929), (1260, 41167), (1470, 35286), (1764, 29405), (2205, 23524), (2940, 17643), (4410, 11762), (5881, 8820)]