43257680

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{191}}^1$

素因数の和:372

約数の個数: 80

約数和(自身を含む): 107136000

約数和(自身を除く): 63878320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 149, 152, 190, 191, 298, 304, 380, 382, 596, 745, 760, 764, 955, 1192, 1490, 1520, 1528, 1910, 2384, 2831, 2980, 3056, 3629, 3820, 5662, 5960, 7258, 7640, 11324, 11920, 14155, 14516, 15280, 18145, 22648, 28310, 28459, 29032, 36290, 45296, 56620, 56918, 58064, 72580, 113240, 113836, 142295, 145160, 226480, 227672, 284590, 290320, 455344, 540721, 569180, 1081442, 1138360, 2162884, 2276720, 2703605, 4325768, 5407210, 8651536, 10814420, 21628840, 43257680]

約数ペア:

[(1, 43257680), (2, 21628840), (4, 10814420), (5, 8651536), (8, 5407210), (10, 4325768), (16, 2703605), (19, 2276720), (20, 2162884), (38, 1138360), (40, 1081442), (76, 569180), (80, 540721), (95, 455344), (149, 290320), (152, 284590), (190, 227672), (191, 226480), (298, 145160), (304, 142295), (380, 113836), (382, 113240), (596, 72580), (745, 58064), (760, 56918), (764, 56620), (955, 45296), (1192, 36290), (1490, 29032), (1520, 28459), (1528, 28310), (1910, 22648), (2384, 18145), (2831, 15280), (2980, 14516), (3056, 14155), (3629, 11920), (3820, 11324), (5662, 7640), (5960, 7258)]