190985816

素因数分解:

$2^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1\times {\mathrm{487}}^1$

素因数の和:696

約数の個数: 64

約数和(自身を含む): 421632000

約数和(自身を除く): 230646184

約数列:

[1, 2, 4, 7, 8, 14, 28, 47, 56, 94, 149, 188, 298, 329, 376, 487, 596, 658, 974, 1043, 1192, 1316, 1948, 2086, 2632, 3409, 3896, 4172, 6818, 7003, 8344, 13636, 14006, 22889, 27272, 28012, 45778, 49021, 56024, 72563, 91556, 98042, 145126, 160223, 183112, 196084, 290252, 320446, 392168, 507941, 580504, 640892, 1015882, 1281784, 2031764, 3410461, 4063528, 6820922, 13641844, 23873227, 27283688, 47746454, 95492908, 190985816]

約数ペア:

[(1, 190985816), (2, 95492908), (4, 47746454), (7, 27283688), (8, 23873227), (14, 13641844), (28, 6820922), (47, 4063528), (56, 3410461), (94, 2031764), (149, 1281784), (188, 1015882), (298, 640892), (329, 580504), (376, 507941), (487, 392168), (596, 320446), (658, 290252), (974, 196084), (1043, 183112), (1192, 160223), (1316, 145126), (1948, 98042), (2086, 91556), (2632, 72563), (3409, 56024), (3896, 49021), (4172, 45778), (6818, 28012), (7003, 27272), (8344, 22889), (13636, 14006)]