220825320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{263}}^1\times {\mathrm{6997}}^1$

素因数の和:7274

約数の個数: 64

約数和(自身を含む): 665089920

約数和(自身を除く): 444264600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 263, 526, 789, 1052, 1315, 1578, 2104, 2630, 3156, 3945, 5260, 6312, 6997, 7890, 10520, 13994, 15780, 20991, 27988, 31560, 34985, 41982, 55976, 69970, 83964, 104955, 139940, 167928, 209910, 279880, 419820, 839640, 1840211, 3680422, 5520633, 7360844, 9201055, 11041266, 14721688, 18402110, 22082532, 27603165, 36804220, 44165064, 55206330, 73608440, 110412660, 220825320]

約数ペア:

[(1, 220825320), (2, 110412660), (3, 73608440), (4, 55206330), (5, 44165064), (6, 36804220), (8, 27603165), (10, 22082532), (12, 18402110), (15, 14721688), (20, 11041266), (24, 9201055), (30, 7360844), (40, 5520633), (60, 3680422), (120, 1840211), (263, 839640), (526, 419820), (789, 279880), (1052, 209910), (1315, 167928), (1578, 139940), (2104, 104955), (2630, 83964), (3156, 69970), (3945, 55976), (5260, 41982), (6312, 34985), (6997, 31560), (7890, 27988), (10520, 20991), (13994, 15780)]