138329240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{1823}}^1$

素因数の和:2112

約数の個数: 64

約数和(自身を含む): 357212160

約数和(自身を除く): 218882920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 271, 280, 542, 1084, 1355, 1823, 1897, 2168, 2710, 3646, 3794, 5420, 7292, 7588, 9115, 9485, 10840, 12761, 14584, 15176, 18230, 18970, 25522, 36460, 37940, 51044, 63805, 72920, 75880, 102088, 127610, 255220, 494033, 510440, 988066, 1976132, 2470165, 3458231, 3952264, 4940330, 6916462, 9880660, 13832924, 17291155, 19761320, 27665848, 34582310, 69164620, 138329240]

約数ペア:

[(1, 138329240), (2, 69164620), (4, 34582310), (5, 27665848), (7, 19761320), (8, 17291155), (10, 13832924), (14, 9880660), (20, 6916462), (28, 4940330), (35, 3952264), (40, 3458231), (56, 2470165), (70, 1976132), (140, 988066), (271, 510440), (280, 494033), (542, 255220), (1084, 127610), (1355, 102088), (1823, 75880), (1897, 72920), (2168, 63805), (2710, 51044), (3646, 37940), (3794, 36460), (5420, 25522), (7292, 18970), (7588, 18230), (9115, 15176), (9485, 14584), (10840, 12761)]