80643780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{2207}}^1$

素因数の和:2258

約数の個数: 144

約数和(自身を含む): 289336320

約数和(自身を除く): 208692540

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 29, 30, 35, 36, 42, 45, 58, 60, 63, 70, 84, 87, 90, 105, 116, 126, 140, 145, 174, 180, 203, 210, 252, 261, 290, 315, 348, 406, 420, 435, 522, 580, 609, 630, 812, 870, 1015, 1044, 1218, 1260, 1305, 1740, 1827, 2030, 2207, 2436, 2610, 3045, 3654, 4060, 4414, 5220, 6090, 6621, 7308, 8828, 9135, 11035, 12180, 13242, 15449, 18270, 19863, 22070, 26484, 30898, 33105, 36540, 39726, 44140, 46347, 61796, 64003, 66210, 77245, 79452, 92694, 99315, 128006, 132420, 139041, 154490, 185388, 192009, 198630, 231735, 256012, 278082, 308980, 320015, 384018, 397260, 448021, 463470, 556164, 576027, 640030, 695205, 768036, 896042, 926940, 960045, 1152054, 1280060, 1344063, 1390410, 1792084, 1920090, 2240105, 2304108, 2688126, 2780820, 2880135, 3840180, 4032189, 4480210, 5376252, 5760270, 6720315, 8064378, 8960420, 11520540, 13440630, 16128756, 20160945, 26881260, 40321890, 80643780]

約数ペア:

[(1, 80643780), (2, 40321890), (3, 26881260), (4, 20160945), (5, 16128756), (6, 13440630), (7, 11520540), (9, 8960420), (10, 8064378), (12, 6720315), (14, 5760270), (15, 5376252), (18, 4480210), (20, 4032189), (21, 3840180), (28, 2880135), (29, 2780820), (30, 2688126), (35, 2304108), (36, 2240105), (42, 1920090), (45, 1792084), (58, 1390410), (60, 1344063), (63, 1280060), (70, 1152054), (84, 960045), (87, 926940), (90, 896042), (105, 768036), (116, 695205), (126, 640030), (140, 576027), (145, 556164), (174, 463470), (180, 448021), (203, 397260), (210, 384018), (252, 320015), (261, 308980), (290, 278082), (315, 256012), (348, 231735), (406, 198630), (420, 192009), (435, 185388), (522, 154490), (580, 139041), (609, 132420), (630, 128006), (812, 99315), (870, 92694), (1015, 79452), (1044, 77245), (1218, 66210), (1260, 64003), (1305, 61796), (1740, 46347), (1827, 44140), (2030, 39726), (2207, 36540), (2436, 33105), (2610, 30898), (3045, 26484), (3654, 22070), (4060, 19863), (4414, 18270), (5220, 15449), (6090, 13242), (6621, 12180), (7308, 11035), (8828, 9135)]