22668660

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{1999}}^1$

素因数の和:2027

約数の個数: 120

約数和(自身を含む): 81312000

約数和(自身を除く): 58643340

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 252, 270, 315, 324, 378, 405, 420, 540, 567, 630, 756, 810, 945, 1134, 1260, 1620, 1890, 1999, 2268, 2835, 3780, 3998, 5670, 5997, 7996, 9995, 11340, 11994, 13993, 17991, 19990, 23988, 27986, 29985, 35982, 39980, 41979, 53973, 55972, 59970, 69965, 71964, 83958, 89955, 107946, 119940, 125937, 139930, 161919, 167916, 179910, 209895, 215892, 251874, 269865, 279860, 323838, 359820, 377811, 419790, 503748, 539730, 629685, 647676, 755622, 809595, 839580, 1079460, 1133433, 1259370, 1511244, 1619190, 1889055, 2266866, 2518740, 3238380, 3778110, 4533732, 5667165, 7556220, 11334330, 22668660]

約数ペア:

[(1, 22668660), (2, 11334330), (3, 7556220), (4, 5667165), (5, 4533732), (6, 3778110), (7, 3238380), (9, 2518740), (10, 2266866), (12, 1889055), (14, 1619190), (15, 1511244), (18, 1259370), (20, 1133433), (21, 1079460), (27, 839580), (28, 809595), (30, 755622), (35, 647676), (36, 629685), (42, 539730), (45, 503748), (54, 419790), (60, 377811), (63, 359820), (70, 323838), (81, 279860), (84, 269865), (90, 251874), (105, 215892), (108, 209895), (126, 179910), (135, 167916), (140, 161919), (162, 139930), (180, 125937), (189, 119940), (210, 107946), (252, 89955), (270, 83958), (315, 71964), (324, 69965), (378, 59970), (405, 55972), (420, 53973), (540, 41979), (567, 39980), (630, 35982), (756, 29985), (810, 27986), (945, 23988), (1134, 19990), (1260, 17991), (1620, 13993), (1890, 11994), (1999, 11340), (2268, 9995), (2835, 7996), (3780, 5997), (3998, 5670)]