388332540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{577}}^1\times {\mathrm{3739}}^1$

素因数の和:4331

約数の個数: 72

約数和(自身を含む): 1180299120

約数和(自身を除く): 791966580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 577, 1154, 1731, 2308, 2885, 3462, 3739, 5193, 5770, 6924, 7478, 8655, 10386, 11217, 11540, 14956, 17310, 18695, 20772, 22434, 25965, 33651, 34620, 37390, 44868, 51930, 56085, 67302, 74780, 103860, 112170, 134604, 168255, 224340, 336510, 673020, 2157403, 4314806, 6472209, 8629612, 10787015, 12944418, 19416627, 21574030, 25888836, 32361045, 38833254, 43148060, 64722090, 77666508, 97083135, 129444180, 194166270, 388332540]

約数ペア:

[(1, 388332540), (2, 194166270), (3, 129444180), (4, 97083135), (5, 77666508), (6, 64722090), (9, 43148060), (10, 38833254), (12, 32361045), (15, 25888836), (18, 21574030), (20, 19416627), (30, 12944418), (36, 10787015), (45, 8629612), (60, 6472209), (90, 4314806), (180, 2157403), (577, 673020), (1154, 336510), (1731, 224340), (2308, 168255), (2885, 134604), (3462, 112170), (3739, 103860), (5193, 74780), (5770, 67302), (6924, 56085), (7478, 51930), (8655, 44868), (10386, 37390), (11217, 34620), (11540, 33651), (14956, 25965), (17310, 22434), (18695, 20772)]