161301560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{757}}^1\times {\mathrm{761}}^1$

素因数の和:1536

約数の個数: 64

約数和(自身を含む): 415869120

約数和(自身を除く): 254567560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 757, 761, 1514, 1522, 3028, 3044, 3785, 3805, 5299, 5327, 6056, 6088, 7570, 7610, 10598, 10654, 15140, 15220, 21196, 21308, 26495, 26635, 30280, 30440, 42392, 42616, 52990, 53270, 105980, 106540, 211960, 213080, 576077, 1152154, 2304308, 2880385, 4032539, 4608616, 5760770, 8065078, 11521540, 16130156, 20162695, 23043080, 32260312, 40325390, 80650780, 161301560]

約数ペア:

[(1, 161301560), (2, 80650780), (4, 40325390), (5, 32260312), (7, 23043080), (8, 20162695), (10, 16130156), (14, 11521540), (20, 8065078), (28, 5760770), (35, 4608616), (40, 4032539), (56, 2880385), (70, 2304308), (140, 1152154), (280, 576077), (757, 213080), (761, 211960), (1514, 106540), (1522, 105980), (3028, 53270), (3044, 52990), (3785, 42616), (3805, 42392), (5299, 30440), (5327, 30280), (6056, 26635), (6088, 26495), (7570, 21308), (7610, 21196), (10598, 15220), (10654, 15140)]