1229089920

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{640151}}^1$

素因数の和:640173

約数の個数: 64

約数和(自身を含む): 3917730240

約数和(自身を除く): 2688640320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 640151, 1280302, 1920453, 2560604, 3200755, 3840906, 5121208, 6401510, 7681812, 9602265, 10242416, 12803020, 15363624, 19204530, 20484832, 25606040, 30727248, 38409060, 40969664, 51212080, 61454496, 76818120, 81939328, 102424160, 122908992, 153636240, 204848320, 245817984, 307272480, 409696640, 614544960, 1229089920]

約数ペア:

[(1, 1229089920), (2, 614544960), (3, 409696640), (4, 307272480), (5, 245817984), (6, 204848320), (8, 153636240), (10, 122908992), (12, 102424160), (15, 81939328), (16, 76818120), (20, 61454496), (24, 51212080), (30, 40969664), (32, 38409060), (40, 30727248), (48, 25606040), (60, 20484832), (64, 19204530), (80, 15363624), (96, 12803020), (120, 10242416), (128, 9602265), (160, 7681812), (192, 6401510), (240, 5121208), (320, 3840906), (384, 3200755), (480, 2560604), (640, 1920453), (960, 1280302), (1920, 640151)]