87768840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{431}}^1\times {\mathrm{1697}}^1$

素因数の和:2142

約数の個数: 64

約数和(自身を含む): 264072960

約数和(自身を除く): 176304120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 431, 862, 1293, 1697, 1724, 2155, 2586, 3394, 3448, 4310, 5091, 5172, 6465, 6788, 8485, 8620, 10182, 10344, 12930, 13576, 16970, 17240, 20364, 25455, 25860, 33940, 40728, 50910, 51720, 67880, 101820, 203640, 731407, 1462814, 2194221, 2925628, 3657035, 4388442, 5851256, 7314070, 8776884, 10971105, 14628140, 17553768, 21942210, 29256280, 43884420, 87768840]

約数ペア:

[(1, 87768840), (2, 43884420), (3, 29256280), (4, 21942210), (5, 17553768), (6, 14628140), (8, 10971105), (10, 8776884), (12, 7314070), (15, 5851256), (20, 4388442), (24, 3657035), (30, 2925628), (40, 2194221), (60, 1462814), (120, 731407), (431, 203640), (862, 101820), (1293, 67880), (1697, 51720), (1724, 50910), (2155, 40728), (2586, 33940), (3394, 25860), (3448, 25455), (4310, 20364), (5091, 17240), (5172, 16970), (6465, 13576), (6788, 12930), (8485, 10344), (8620, 10182)]