480433520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{397}}^1\times {\mathrm{2161}}^1$

素因数の和:2578

約数の個数: 80

約数和(自身を含む): 1280388288

約数和(自身を除く): 799954768

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 397, 560, 794, 1588, 1985, 2161, 2779, 3176, 3970, 4322, 5558, 6352, 7940, 8644, 10805, 11116, 13895, 15127, 15880, 17288, 21610, 22232, 27790, 30254, 31760, 34576, 43220, 44464, 55580, 60508, 75635, 86440, 111160, 121016, 151270, 172880, 222320, 242032, 302540, 605080, 857917, 1210160, 1715834, 3431668, 4289585, 6005419, 6863336, 8579170, 12010838, 13726672, 17158340, 24021676, 30027095, 34316680, 48043352, 60054190, 68633360, 96086704, 120108380, 240216760, 480433520]

約数ペア:

[(1, 480433520), (2, 240216760), (4, 120108380), (5, 96086704), (7, 68633360), (8, 60054190), (10, 48043352), (14, 34316680), (16, 30027095), (20, 24021676), (28, 17158340), (35, 13726672), (40, 12010838), (56, 8579170), (70, 6863336), (80, 6005419), (112, 4289585), (140, 3431668), (280, 1715834), (397, 1210160), (560, 857917), (794, 605080), (1588, 302540), (1985, 242032), (2161, 222320), (2779, 172880), (3176, 151270), (3970, 121016), (4322, 111160), (5558, 86440), (6352, 75635), (7940, 60508), (8644, 55580), (10805, 44464), (11116, 43220), (13895, 34576), (15127, 31760), (15880, 30254), (17288, 27790), (21610, 22232)]