249760620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{971}}^1\times {\mathrm{1429}}^1$

素因数の和:2415

約数の個数: 72

約数和(自身を含む): 758918160

約数和(自身を除く): 509157540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 971, 1429, 1942, 2858, 2913, 3884, 4287, 4855, 5716, 5826, 7145, 8574, 8739, 9710, 11652, 12861, 14290, 14565, 17148, 17478, 19420, 21435, 25722, 28580, 29130, 34956, 42870, 43695, 51444, 58260, 64305, 85740, 87390, 128610, 174780, 257220, 1387559, 2775118, 4162677, 5550236, 6937795, 8325354, 12488031, 13875590, 16650708, 20813385, 24976062, 27751180, 41626770, 49952124, 62440155, 83253540, 124880310, 249760620]

約数ペア:

[(1, 249760620), (2, 124880310), (3, 83253540), (4, 62440155), (5, 49952124), (6, 41626770), (9, 27751180), (10, 24976062), (12, 20813385), (15, 16650708), (18, 13875590), (20, 12488031), (30, 8325354), (36, 6937795), (45, 5550236), (60, 4162677), (90, 2775118), (180, 1387559), (971, 257220), (1429, 174780), (1942, 128610), (2858, 87390), (2913, 85740), (3884, 64305), (4287, 58260), (4855, 51444), (5716, 43695), (5826, 42870), (7145, 34956), (8574, 29130), (8739, 28580), (9710, 25722), (11652, 21435), (12861, 19420), (14290, 17478), (14565, 17148)]