858422320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{7703}}^1$

素因数の和:7922

約数の個数: 80

約数和(自身を含む): 2292710400

約数和(自身を除く): 1434288080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 199, 280, 398, 560, 796, 995, 1393, 1592, 1990, 2786, 3184, 3980, 5572, 6965, 7703, 7960, 11144, 13930, 15406, 15920, 22288, 27860, 30812, 38515, 53921, 55720, 61624, 77030, 107842, 111440, 123248, 154060, 215684, 269605, 308120, 431368, 539210, 616240, 862736, 1078420, 1532897, 2156840, 3065794, 4313680, 6131588, 7664485, 10730279, 12263176, 15328970, 21460558, 24526352, 30657940, 42921116, 53651395, 61315880, 85842232, 107302790, 122631760, 171684464, 214605580, 429211160, 858422320]

約数ペア:

[(1, 858422320), (2, 429211160), (4, 214605580), (5, 171684464), (7, 122631760), (8, 107302790), (10, 85842232), (14, 61315880), (16, 53651395), (20, 42921116), (28, 30657940), (35, 24526352), (40, 21460558), (56, 15328970), (70, 12263176), (80, 10730279), (112, 7664485), (140, 6131588), (199, 4313680), (280, 3065794), (398, 2156840), (560, 1532897), (796, 1078420), (995, 862736), (1393, 616240), (1592, 539210), (1990, 431368), (2786, 308120), (3184, 269605), (3980, 215684), (5572, 154060), (6965, 123248), (7703, 111440), (7960, 107842), (11144, 77030), (13930, 61624), (15406, 55720), (15920, 53921), (22288, 38515), (27860, 30812)]