108649240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{16871}}^1$

素因数の和:16912

約数の個数: 64

約数和(自身を含む): 291548160

約数和(自身を除く): 182898920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 280, 322, 460, 644, 805, 920, 1288, 1610, 3220, 6440, 16871, 33742, 67484, 84355, 118097, 134968, 168710, 236194, 337420, 388033, 472388, 590485, 674840, 776066, 944776, 1180970, 1552132, 1940165, 2361940, 2716231, 3104264, 3880330, 4723880, 5432462, 7760660, 10864924, 13581155, 15521320, 21729848, 27162310, 54324620, 108649240]

約数ペア:

[(1, 108649240), (2, 54324620), (4, 27162310), (5, 21729848), (7, 15521320), (8, 13581155), (10, 10864924), (14, 7760660), (20, 5432462), (23, 4723880), (28, 3880330), (35, 3104264), (40, 2716231), (46, 2361940), (56, 1940165), (70, 1552132), (92, 1180970), (115, 944776), (140, 776066), (161, 674840), (184, 590485), (230, 472388), (280, 388033), (322, 337420), (460, 236194), (644, 168710), (805, 134968), (920, 118097), (1288, 84355), (1610, 67484), (3220, 33742), (6440, 16871)]