205707960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{241}}^1\times {\mathrm{2371}}^1$

素因数の和:2629

約数の個数: 96

約数和(自身を含む): 671608080

約数和(自身を除く): 465900120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 241, 360, 482, 723, 964, 1205, 1446, 1928, 2169, 2371, 2410, 2892, 3615, 4338, 4742, 4820, 5784, 7113, 7230, 8676, 9484, 9640, 10845, 11855, 14226, 14460, 17352, 18968, 21339, 21690, 23710, 28452, 28920, 35565, 42678, 43380, 47420, 56904, 71130, 85356, 86760, 94840, 106695, 142260, 170712, 213390, 284520, 426780, 571411, 853560, 1142822, 1714233, 2285644, 2857055, 3428466, 4571288, 5142699, 5714110, 6856932, 8571165, 10285398, 11428220, 13713864, 17142330, 20570796, 22856440, 25713495, 34284660, 41141592, 51426990, 68569320, 102853980, 205707960]

約数ペア:

[(1, 205707960), (2, 102853980), (3, 68569320), (4, 51426990), (5, 41141592), (6, 34284660), (8, 25713495), (9, 22856440), (10, 20570796), (12, 17142330), (15, 13713864), (18, 11428220), (20, 10285398), (24, 8571165), (30, 6856932), (36, 5714110), (40, 5142699), (45, 4571288), (60, 3428466), (72, 2857055), (90, 2285644), (120, 1714233), (180, 1142822), (241, 853560), (360, 571411), (482, 426780), (723, 284520), (964, 213390), (1205, 170712), (1446, 142260), (1928, 106695), (2169, 94840), (2371, 86760), (2410, 85356), (2892, 71130), (3615, 56904), (4338, 47420), (4742, 43380), (4820, 42678), (5784, 35565), (7113, 28920), (7230, 28452), (8676, 23710), (9484, 21690), (9640, 21339), (10845, 18968), (11855, 17352), (14226, 14460)]