163389840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{21961}}^1$

素因数の和:22008

約数の個数: 80

約数和(自身を含む): 522871296

約数和(自身を除く): 359481456

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 21961, 43922, 65883, 87844, 109805, 131766, 175688, 219610, 263532, 329415, 351376, 439220, 527064, 658830, 680791, 878440, 1054128, 1317660, 1361582, 1756880, 2042373, 2635320, 2723164, 3403955, 4084746, 5270640, 5446328, 6807910, 8169492, 10211865, 10892656, 13615820, 16338984, 20423730, 27231640, 32677968, 40847460, 54463280, 81694920, 163389840]

約数ペア:

[(1, 163389840), (2, 81694920), (3, 54463280), (4, 40847460), (5, 32677968), (6, 27231640), (8, 20423730), (10, 16338984), (12, 13615820), (15, 10892656), (16, 10211865), (20, 8169492), (24, 6807910), (30, 5446328), (31, 5270640), (40, 4084746), (48, 3403955), (60, 2723164), (62, 2635320), (80, 2042373), (93, 1756880), (120, 1361582), (124, 1317660), (155, 1054128), (186, 878440), (240, 680791), (248, 658830), (310, 527064), (372, 439220), (465, 351376), (496, 329415), (620, 263532), (744, 219610), (930, 175688), (1240, 131766), (1488, 109805), (1860, 87844), (2480, 65883), (3720, 43922), (7440, 21961)]