408962560

素因数分解:

$2^9\times 5^1\times {\mathrm{107}}^1\times {\mathrm{1493}}^1$

素因数の和:1623

約数の個数: 80

約数和(自身を含む): 990378576

約数和(自身を除く): 581416016

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 107, 128, 160, 214, 256, 320, 428, 512, 535, 640, 856, 1070, 1280, 1493, 1712, 2140, 2560, 2986, 3424, 4280, 5972, 6848, 7465, 8560, 11944, 13696, 14930, 17120, 23888, 27392, 29860, 34240, 47776, 54784, 59720, 68480, 95552, 119440, 136960, 159751, 191104, 238880, 273920, 319502, 382208, 477760, 639004, 764416, 798755, 955520, 1278008, 1597510, 1911040, 2556016, 3195020, 3822080, 5112032, 6390040, 10224064, 12780080, 20448128, 25560160, 40896256, 51120320, 81792512, 102240640, 204481280, 408962560]

約数ペア:

[(1, 408962560), (2, 204481280), (4, 102240640), (5, 81792512), (8, 51120320), (10, 40896256), (16, 25560160), (20, 20448128), (32, 12780080), (40, 10224064), (64, 6390040), (80, 5112032), (107, 3822080), (128, 3195020), (160, 2556016), (214, 1911040), (256, 1597510), (320, 1278008), (428, 955520), (512, 798755), (535, 764416), (640, 639004), (856, 477760), (1070, 382208), (1280, 319502), (1493, 273920), (1712, 238880), (2140, 191104), (2560, 159751), (2986, 136960), (3424, 119440), (4280, 95552), (5972, 68480), (6848, 59720), (7465, 54784), (8560, 47776), (11944, 34240), (13696, 29860), (14930, 27392), (17120, 23888)]