61728660

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{48991}}^1$

素因数の和:49013

約数の個数: 72

約数和(自身を含む): 213997056

約数和(自身を除く): 152268396

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, 48991, 97982, 146973, 195964, 244955, 293946, 342937, 440919, 489910, 587892, 685874, 734865, 881838, 979820, 1028811, 1371748, 1469730, 1714685, 1763676, 2057622, 2204595, 2939460, 3086433, 3429370, 4115244, 4409190, 5144055, 6172866, 6858740, 8818380, 10288110, 12345732, 15432165, 20576220, 30864330, 61728660]

約数ペア:

[(1, 61728660), (2, 30864330), (3, 20576220), (4, 15432165), (5, 12345732), (6, 10288110), (7, 8818380), (9, 6858740), (10, 6172866), (12, 5144055), (14, 4409190), (15, 4115244), (18, 3429370), (20, 3086433), (21, 2939460), (28, 2204595), (30, 2057622), (35, 1763676), (36, 1714685), (42, 1469730), (45, 1371748), (60, 1028811), (63, 979820), (70, 881838), (84, 734865), (90, 685874), (105, 587892), (126, 489910), (140, 440919), (180, 342937), (210, 293946), (252, 244955), (315, 195964), (420, 146973), (630, 97982), (1260, 48991)]