1208691200

素因数分解:

$2^9\times 5^2\times {\mathrm{89}}^1\times {\mathrm{1061}}^1$

素因数の和:1178

約数の個数: 120

約数和(自身を含む): 3031128540

約数和(自身を除く): 1822437340

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 89, 100, 128, 160, 178, 200, 256, 320, 356, 400, 445, 512, 640, 712, 800, 890, 1061, 1280, 1424, 1600, 1780, 2122, 2225, 2560, 2848, 3200, 3560, 4244, 4450, 5305, 5696, 6400, 7120, 8488, 8900, 10610, 11392, 12800, 14240, 16976, 17800, 21220, 22784, 26525, 28480, 33952, 35600, 42440, 45568, 53050, 56960, 67904, 71200, 84880, 94429, 106100, 113920, 135808, 142400, 169760, 188858, 212200, 227840, 271616, 284800, 339520, 377716, 424400, 472145, 543232, 569600, 679040, 755432, 848800, 944290, 1139200, 1358080, 1510864, 1697600, 1888580, 2360725, 2716160, 3021728, 3395200, 3777160, 4721450, 6043456, 6790400, 7554320, 9442900, 12086912, 13580800, 15108640, 18885800, 24173824, 30217280, 37771600, 48347648, 60434560, 75543200, 120869120, 151086400, 241738240, 302172800, 604345600, 1208691200]

約数ペア:

[(1, 1208691200), (2, 604345600), (4, 302172800), (5, 241738240), (8, 151086400), (10, 120869120), (16, 75543200), (20, 60434560), (25, 48347648), (32, 37771600), (40, 30217280), (50, 24173824), (64, 18885800), (80, 15108640), (89, 13580800), (100, 12086912), (128, 9442900), (160, 7554320), (178, 6790400), (200, 6043456), (256, 4721450), (320, 3777160), (356, 3395200), (400, 3021728), (445, 2716160), (512, 2360725), (640, 1888580), (712, 1697600), (800, 1510864), (890, 1358080), (1061, 1139200), (1280, 944290), (1424, 848800), (1600, 755432), (1780, 679040), (2122, 569600), (2225, 543232), (2560, 472145), (2848, 424400), (3200, 377716), (3560, 339520), (4244, 284800), (4450, 271616), (5305, 227840), (5696, 212200), (6400, 188858), (7120, 169760), (8488, 142400), (8900, 135808), (10610, 113920), (11392, 106100), (12800, 94429), (14240, 84880), (16976, 71200), (17800, 67904), (21220, 56960), (22784, 53050), (26525, 45568), (28480, 42440), (33952, 35600)]