279984244

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1\times {\mathrm{373}}^1$

素因数の和:640

約数の個数: 48

約数和(自身を含む): 527788800

約数和(自身を除く): 247804556

約数列:

[1, 2, 4, 23, 41, 46, 82, 92, 164, 199, 373, 398, 746, 796, 943, 1492, 1886, 3772, 4577, 8159, 8579, 9154, 15293, 16318, 17158, 18308, 30586, 32636, 34316, 61172, 74227, 148454, 187657, 296908, 351739, 375314, 703478, 750628, 1406956, 1707221, 3043307, 3414442, 6086614, 6828884, 12173228, 69996061, 139992122, 279984244]

約数ペア:

[(1, 279984244), (2, 139992122), (4, 69996061), (23, 12173228), (41, 6828884), (46, 6086614), (82, 3414442), (92, 3043307), (164, 1707221), (199, 1406956), (373, 750628), (398, 703478), (746, 375314), (796, 351739), (943, 296908), (1492, 187657), (1886, 148454), (3772, 74227), (4577, 61172), (8159, 34316), (8579, 32636), (9154, 30586), (15293, 18308), (16318, 17158)]