409857424

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{439}}^1$

素因数の和:572

約数の個数: 80

約数和(自身を含む): 864230400

約数和(自身を除く): 454372976

約数列:

[1, 2, 4, 8, 16, 23, 43, 46, 59, 86, 92, 118, 172, 184, 236, 344, 368, 439, 472, 688, 878, 944, 989, 1357, 1756, 1978, 2537, 2714, 3512, 3956, 5074, 5428, 7024, 7912, 10097, 10148, 10856, 15824, 18877, 20194, 20296, 21712, 25901, 37754, 40388, 40592, 51802, 58351, 75508, 80776, 103604, 116702, 151016, 161552, 207208, 233404, 302032, 414416, 434171, 466808, 595723, 868342, 933616, 1113743, 1191446, 1736684, 2227486, 2382892, 3473368, 4454972, 4765784, 6946736, 8909944, 9531568, 17819888, 25616089, 51232178, 102464356, 204928712, 409857424]

約数ペア:

[(1, 409857424), (2, 204928712), (4, 102464356), (8, 51232178), (16, 25616089), (23, 17819888), (43, 9531568), (46, 8909944), (59, 6946736), (86, 4765784), (92, 4454972), (118, 3473368), (172, 2382892), (184, 2227486), (236, 1736684), (344, 1191446), (368, 1113743), (439, 933616), (472, 868342), (688, 595723), (878, 466808), (944, 434171), (989, 414416), (1357, 302032), (1756, 233404), (1978, 207208), (2537, 161552), (2714, 151016), (3512, 116702), (3956, 103604), (5074, 80776), (5428, 75508), (7024, 58351), (7912, 51802), (10097, 40592), (10148, 40388), (10856, 37754), (15824, 25901), (18877, 21712), (20194, 20296)]