128760660

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{102191}}^1$

素因数の和:102213

約数の個数: 72

約数和(自身を含む): 446374656

約数和(自身を除く): 317613996

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 102191, 204382, 306573, 408764, 510955, 613146, 715337, 919719, 1021910, 1226292, 1430674, 1532865, 1839438, 2043820, 2146011, 2861348, 3065730, 3576685, 3678876, 4292022, 4598595, 6131460, 6438033, 7153370, 8584044, 9197190, 10730055, 12876066, 14306740, 18394380, 21460110, 25752132, 32190165, 42920220, 64380330, 128760660]

約数ペア:

[(1, 128760660), (2, 64380330), (3, 42920220), (4, 32190165), (5, 25752132), (6, 21460110), (7, 18394380), (9, 14306740), (10, 12876066), (12, 10730055), (14, 9197190), (15, 8584044), (18, 7153370), (20, 6438033), (21, 6131460), (28, 4598595), (30, 4292022), (35, 3678876), (36, 3576685), (42, 3065730), (45, 2861348), (60, 2146011), (63, 2043820), (70, 1839438), (84, 1532865), (90, 1430674), (105, 1226292), (126, 1021910), (140, 919719), (180, 715337), (210, 613146), (252, 510955), (315, 408764), (420, 306573), (630, 204382), (1260, 102191)]