180090540

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{15881}}^1$

素因数の和:15909

約数の個数: 120

約数和(自身を含む): 645698592

約数和(自身を除く): 465608052

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, 5670, 11340, 15881, 31762, 47643, 63524, 79405, 95286, 111167, 142929, 158810, 190572, 222334, 238215, 285858, 317620, 333501, 428787, 444668, 476430, 555835, 571716, 667002, 714645, 857574, 952860, 1000503, 1111670, 1286361, 1334004, 1429290, 1667505, 1715148, 2001006, 2143935, 2223340, 2572722, 2858580, 3001509, 3335010, 4002012, 4287870, 5002515, 5145444, 6003018, 6431805, 6670020, 8575740, 9004527, 10005030, 12006036, 12863610, 15007545, 18009054, 20010060, 25727220, 30015090, 36018108, 45022635, 60030180, 90045270, 180090540]

約数ペア:

[(1, 180090540), (2, 90045270), (3, 60030180), (4, 45022635), (5, 36018108), (6, 30015090), (7, 25727220), (9, 20010060), (10, 18009054), (12, 15007545), (14, 12863610), (15, 12006036), (18, 10005030), (20, 9004527), (21, 8575740), (27, 6670020), (28, 6431805), (30, 6003018), (35, 5145444), (36, 5002515), (42, 4287870), (45, 4002012), (54, 3335010), (60, 3001509), (63, 2858580), (70, 2572722), (81, 2223340), (84, 2143935), (90, 2001006), (105, 1715148), (108, 1667505), (126, 1429290), (135, 1334004), (140, 1286361), (162, 1111670), (180, 1000503), (189, 952860), (210, 857574), (252, 714645), (270, 667002), (315, 571716), (324, 555835), (378, 476430), (405, 444668), (420, 428787), (540, 333501), (567, 317620), (630, 285858), (756, 238215), (810, 222334), (945, 190572), (1134, 158810), (1260, 142929), (1620, 111167), (1890, 95286), (2268, 79405), (2835, 63524), (3780, 47643), (5670, 31762), (11340, 15881)]