290466560

素因数分解:

$2^8\times 5^1\times {\mathrm{149}}^1\times {\mathrm{1523}}^1$

素因数の和:1693

約数の個数: 72

約数和(自身を含む): 700887600

約数和(自身を除く): 410421040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 149, 160, 256, 298, 320, 596, 640, 745, 1192, 1280, 1490, 1523, 2384, 2980, 3046, 4768, 5960, 6092, 7615, 9536, 11920, 12184, 15230, 19072, 23840, 24368, 30460, 38144, 47680, 48736, 60920, 95360, 97472, 121840, 190720, 194944, 226927, 243680, 389888, 453854, 487360, 907708, 974720, 1134635, 1815416, 1949440, 2269270, 3630832, 4538540, 7261664, 9077080, 14523328, 18154160, 29046656, 36308320, 58093312, 72616640, 145233280, 290466560]

約数ペア:

[(1, 290466560), (2, 145233280), (4, 72616640), (5, 58093312), (8, 36308320), (10, 29046656), (16, 18154160), (20, 14523328), (32, 9077080), (40, 7261664), (64, 4538540), (80, 3630832), (128, 2269270), (149, 1949440), (160, 1815416), (256, 1134635), (298, 974720), (320, 907708), (596, 487360), (640, 453854), (745, 389888), (1192, 243680), (1280, 226927), (1490, 194944), (1523, 190720), (2384, 121840), (2980, 97472), (3046, 95360), (4768, 60920), (5960, 48736), (6092, 47680), (7615, 38144), (9536, 30460), (11920, 24368), (12184, 23840), (15230, 19072)]