206892280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{631}}^1\times {\mathrm{1171}}^1$

素因数の和:1820

約数の個数: 64

約数和(自身を含む): 533306880

約数和(自身を除く): 326414600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 631, 1171, 1262, 2342, 2524, 3155, 4417, 4684, 5048, 5855, 6310, 8197, 8834, 9368, 11710, 12620, 16394, 17668, 22085, 23420, 25240, 32788, 35336, 40985, 44170, 46840, 65576, 81970, 88340, 163940, 176680, 327880, 738901, 1477802, 2955604, 3694505, 5172307, 5911208, 7389010, 10344614, 14778020, 20689228, 25861535, 29556040, 41378456, 51723070, 103446140, 206892280]

約数ペア:

[(1, 206892280), (2, 103446140), (4, 51723070), (5, 41378456), (7, 29556040), (8, 25861535), (10, 20689228), (14, 14778020), (20, 10344614), (28, 7389010), (35, 5911208), (40, 5172307), (56, 3694505), (70, 2955604), (140, 1477802), (280, 738901), (631, 327880), (1171, 176680), (1262, 163940), (2342, 88340), (2524, 81970), (3155, 65576), (4417, 46840), (4684, 44170), (5048, 40985), (5855, 35336), (6310, 32788), (8197, 25240), (8834, 23420), (9368, 22085), (11710, 17668), (12620, 16394)]